CVE-2026-103686

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-103686", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-10-01T09:31:30.531Z", "datePublished": "2026-10-01T13:45:12.259Z", "dateUpdated": "2026-10-06T01:44:54.243Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-10-01T13:45:12.259Z"}, "title": "rhukster dom-sanitizer URL Validation DOMSanitizer.php isDangerousUrl cross site scripting", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-79", "lang": "en", "description": "Cross Site Scripting"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-94", "lang": "en", "description": "Code Injection"}]}], "affected": [{"vendor": "rhukster", "product": "dom-sanitizer", "versions": [{"version": "1.0.0", "status": "affected"}, {"version": "1.0.1", "status": "affected"}, {"version": "1.0.2", "status": "affected"}, {"version": "1.0.3", "status": "affected"}, {"version": "1.0.4", "status": "affected"}, {"version": "1.0.5", "status": "affected"}, {"version": "1.0.6", "status": "affected"}, {"version": "1.0.7", "status": "affected"}, {"version": "1.0.8", "status": "affected"}, {"version": "1.0.9", "status": "affected"}, {"version": "1.0.10", "status": "affected"}, {"version": "1.0.11", "status": "affected"}, {"version": "1.0.12", "status": "affected"}, {"version": "1.0.13", "status": "affected"}, {"version": "1.0.14", "status": "affected"}, {"version": "1.0.15", "status": "affected"}, {"version": "1.0.16", "status": "unaffected"}], "cpes": ["cpe:2.3:a:rhukster:dom-sanitizer:*:*:*:*:*:*:*:*"], "modules": ["URL Validation"]}], "descriptions": [{"lang": "en", "value": "A flaw has been found in rhukster dom-sanitizer up to 1.0.15. Impacted is the function DOMSanitizer::isDangerousUrl of the file src/DOMSanitizer.php of the component URL Validation. This manipulation causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been published and may be used. Upgrading to version 1.0.16 is recommended to address this issue. Patch name: 4623b565d060bc02ca5a07d8c8241fe28e2edfda. It is suggested to upgrade the affected component."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.1, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 3.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 3.5, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 4, "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:OF/RC:C"}}], "timeline": [{"time": "2026-10-01T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-10-01T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-10-01T11:36:41.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "0xMo-Error (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/412550", "name": "VDB-412550 | rhukster dom-sanitizer URL Validation DOMSanitizer.php isDangerousUrl cross site scripting", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/412550/cti", "name": "VDB-412550 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-103686", "name": "CVE-2026-103686 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/958312", "name": "Submit #958312 | rhukster dom-sanitizer <= 1.0.15 Improper Input Validation", "tags": ["third-party-advisory"]}, {"url": "https://github.com/rhukster/dom-sanitizer/security/advisories/GHSA-mrpv-6x26-mf6c", "tags": ["exploit"]}, {"url": "https://github.com/rhukster/dom-sanitizer/commit/4623b565d060bc02ca5a07d8c8241fe28e2edfda", "tags": ["patch"]}, {"url": "https://github.com/rhukster/dom-sanitizer/releases/tag/1.0.16", "tags": ["patch"]}, {"url": "https://github.com/rhukster/dom-sanitizer/", "tags": ["product"]}], "tags": ["x_open-source"], "x_generator": ["VulDB PVTS v202610"]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-06T01:44:45.417881Z", "id": "CVE-2026-103686", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-06T01:44:54.243Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-103686", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-06T01:44:45.417881Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-06T01:44:50.650Z"}}], "cna": {"tags": ["x_open-source"], "title": "rhukster dom-sanitizer URL Validation DOMSanitizer.php isDangerousUrl cross site scripting", "credits": [{"lang": "en", "type": "reporter", "value": "0xMo-Error (VulDB User)"}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.1, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 3.5, "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 3.5, "baseSeverity": "LOW", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 4, "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:OF/RC:C"}}], "affected": [{"cpes": ["cpe:2.3:a:rhukster:dom-sanitizer:*:*:*:*:*:*:*:*"], "vendor": "rhukster", "modules": ["URL Validation"], "product": "dom-sanitizer", "versions": [{"status": "affected", "version": "1.0.0"}, {"status": "affected", "version": "1.0.1"}, {"status": "affected", "version": "1.0.2"}, {"status": "affected", "version": "1.0.3"}, {"status": "affected", "version": "1.0.4"}, {"status": "affected", "version": "1.0.5"}, {"status": "affected", "version": "1.0.6"}, {"status": "affected", "version": "1.0.7"}, {"status": "affected", "version": "1.0.8"}, {"status": "affected", "version": "1.0.9"}, {"status": "affected", "version": "1.0.10"}, {"status": "affected", "version": "1.0.11"}, {"status": "affected", "version": "1.0.12"}, {"status": "affected", "version": "1.0.13"}, {"status": "affected", "version": "1.0.14"}, {"status": "affected", "version": "1.0.15"}, {"status": "unaffected", "version": "1.0.16"}]}], "timeline": [{"lang": "en", "time": "2026-10-01T00:00:00.000Z", "value": "Advisory disclosed"}, {"lang": "en", "time": "2026-10-01T02:00:00.000Z", "value": "VulDB entry created"}, {"lang": "en", "time": "2026-10-01T11:36:41.000Z", "value": "VulDB entry last update"}], "references": [{"url": "https://vuldb.com/vuln/412550", "name": "VDB-412550 | rhukster dom-sanitizer URL Validation DOMSanitizer.php isDangerousUrl cross site scripting", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/412550/cti", "name": "VDB-412550 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-103686", "name": "CVE-2026-103686 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/958312", "name": "Submit #958312 | rhukster dom-sanitizer <= 1.0.15 Improper Input Validation", "tags": ["third-party-advisory"]}, {"url": "https://github.com/rhukster/dom-sanitizer/security/advisories/GHSA-mrpv-6x26-mf6c", "tags": ["exploit"]}, {"url": "https://github.com/rhukster/dom-sanitizer/commit/4623b565d060bc02ca5a07d8c8241fe28e2edfda", "tags": ["patch"]}, {"url": "https://github.com/rhukster/dom-sanitizer/releases/tag/1.0.16", "tags": ["patch"]}, {"url": "https://github.com/rhukster/dom-sanitizer/", "tags": ["product"]}], "x_generator": ["VulDB PVTS v202610"], "descriptions": [{"lang": "en", "value": "A flaw has been found in rhukster dom-sanitizer up to 1.0.15. Impacted is the function DOMSanitizer::isDangerousUrl of the file src/DOMSanitizer.php of the component URL Validation. This manipulation causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been published and may be used. Upgrading to version 1.0.16 is recommended to address this issue. Patch name: 4623b565d060bc02ca5a07d8c8241fe28e2edfda. It is suggested to upgrade the affected component."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "Cross Site Scripting"}]}, {"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-94", "description": "Code Injection"}]}], "providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-10-01T13:45:12.259Z"}}}, "cveMetadata": {"cveId": "CVE-2026-103686", "state": "PUBLISHED", "dateUpdated": "2026-10-06T01:44:54.243Z", "dateReserved": "2026-10-01T09:31:30.531Z", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "datePublished": "2026-10-01T13:45:12.259Z", "assignerShortName": "VulDB"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:rhukster:dom-sanitizer:*:*:*:*:*:*:*:*"], "modules": ["URL Validation"], "product": "dom-sanitizer", "vendor": "rhukster", "versions": [{"status": "affected", "version": "1.0.0"}, {"status": "affected", "version": "1.0.1"}, {"status": "affected", "version": "1.0.2"}, {"status": "affected", "version": "1.0.3"}, {"status": "affected", "version": "1.0.4"}, {"status": "affected", "version": "1.0.5"}, {"status": "affected", "version": "1.0.6"}, {"status": "affected", "version": "1.0.7"}, {"status": "affected", "version": "1.0.8"}, {"status": "affected", "version": "1.0.9"}, {"status": "affected", "version": "1.0.10"}, {"status": "affected", "version": "1.0.11"}, {"status": "affected", "version": "1.0.12"}, {"status": "affected", "version": "1.0.13"}, {"status": "affected", "version": "1.0.14"}, {"status": "affected", "version": "1.0.15"}, {"status": "unaffected", "version": "1.0.16"}]}], "source": "cna@vuldb.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw has been found in rhukster dom-sanitizer up to 1.0.15. Impacted is the function DOMSanitizer::isDangerousUrl of the file src/DOMSanitizer.php of the component URL Validation. This manipulation causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been published and may be used. Upgrading to version 1.0.16 is recommended to address this issue. Patch name: 4623b565d060bc02ca5a07d8c8241fe28e2edfda. It is suggested to upgrade the affected component."}], "id": "CVE-2026-103686", "lastModified": "2026-10-06T02:17:02.590", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.5, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 1.4, "source": "cna@vuldb.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.0, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-103686", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-06T01:44:45.417881Z", "version": "2.0.3"}}]}, "published": "2026-10-01T14:17:28.233", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/rhukster/dom-sanitizer/"}, {"source": "cna@vuldb.com", "url": "https://github.com/rhukster/dom-sanitizer/commit/4623b565d060bc02ca5a07d8c8241fe28e2edfda"}, {"source": "cna@vuldb.com", "url": "https://github.com/rhukster/dom-sanitizer/releases/tag/1.0.16"}, {"source": "cna@vuldb.com", "url": "https://github.com/rhukster/dom-sanitizer/security/advisories/GHSA-mrpv-6x26-mf6c"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/cve/CVE-2026-103686"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/958312"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/412550"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/412550/cti"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}, {"lang": "en", "value": "CWE-94"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.1"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.2"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.3"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.4"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.5"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.6"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.7"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.8"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.9"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.10"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.11"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.12"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.13"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.14"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.0.15"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "1.0.16"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "dom-sanitizer", "source": "cna", "vendor": "rhukster"}, "product": "dom-sanitizer", "vendor": "rhukster"}], "created": "2026-10-01T15:30:08.624207+00:00", "updated": "2026-10-01T15:45:08.145081+00:00", "vendors": ["rhukster", "rhukster$PRODUCT$dom-sanitizer"]}