CVE-2026-109568

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-109568", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-12T19:27:54.047Z", "datePublished": "2026-10-12T20:55:21.102Z", "dateUpdated": "2026-10-13T17:47:33.205Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-12T20:55:21.102Z"}, "datePublic": "2026-05-18T00:00:00.000Z", "title": "Shaark 1.2.13 through 1.2.44 Missing Authorization via API Update and Delete Routes", "descriptions": [{"lang": "en", "value": "Shaark 1.2.13 through 1.2.44 contains a missing authorization vulnerability in the Link, Story, Chest and Album API controllers that skips ownership checks. Authenticated non-admin users can send PUT or DELETE requests to /api/{link,story,chest,album}/{id} with numeric IDs to overwrite or delete other users' content, including private items."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Authorization Bypass Through User-Controlled Key", "cweId": "CWE-639", "type": "CWE"}]}], "affected": [{"vendor": "MarceauKa", "product": "Shaark", "defaultStatus": "unaffected", "versions": [{"version": "1.2.13", "status": "affected", "versionType": "semver", "lessThanOrEqual": "1.2.44"}], "packageURL": "pkg:composer/marceauka/shaark", "repo": "https://github.com/MarceauKa/shaark"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "LOW", "baseScore": 7.1, "baseSeverity": "HIGH"}}], "references": [{"url": "https://github.com/MarceauKa/shaark/pull/110", "tags": ["issue-tracking", "patch"], "name": "GitHub Pull Request #110"}, {"url": "https://github.com/MarceauKa/shaark/blob/1.2.44/app/Http/Controllers/Api/LinkController.php", "tags": ["technical-description"], "name": "Vulnerable code in LinkController.php"}, {"url": "https://github.com/MarceauKa/shaark", "tags": ["product"]}, {"name": "VulnCheck Advisory: Shaark 1.2.13 through 1.2.44 Missing Authorization via API Update and Delete Routes", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/shaark-1.2.13-through-1.2.44-missing-authorization-via-api-update-and-delete-routes"}], "credits": [{"lang": "en", "value": "ismail \u00f6zdo\u011fan", "type": "finder"}, {"lang": "en", "value": "saaa99999999", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-13T17:47:13.278138Z", "id": "CVE-2026-109568", "options": [{"Exploitation": "none"}, {"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": "2026-10-13T17:47:33.205Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"cna": {"title": "Shaark 1.2.13 through 1.2.44 Missing Authorization via API Update and Delete Routes", "credits": [{"lang": "en", "type": "finder", "value": "ismail \u00f6zdo\u011fan"}, {"lang": "en", "type": "finder", "value": "saaa99999999"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "baseScore": 7.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE"}}, {"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}], "affected": [{"repo": "https://github.com/MarceauKa/shaark", "vendor": "MarceauKa", "product": "Shaark", "versions": [{"status": "affected", "version": "1.2.13", "versionType": "semver", "lessThanOrEqual": "1.2.44"}], "packageURL": "pkg:composer/marceauka/shaark", "defaultStatus": "unaffected"}], "datePublic": "2026-05-18T00:00:00.000Z", "references": [{"url": "https://github.com/MarceauKa/shaark/pull/110", "name": "GitHub Pull Request #110", "tags": ["issue-tracking", "patch"]}, {"url": "https://github.com/MarceauKa/shaark/blob/1.2.44/app/Http/Controllers/Api/LinkController.php", "name": "Vulnerable code in LinkController.php", "tags": ["technical-description"]}, {"url": "https://github.com/MarceauKa/shaark", "tags": ["product"]}, {"url": "https://www.vulncheck.com/advisories/shaark-1.2.13-through-1.2.44-missing-authorization-via-api-update-and-delete-routes", "name": "VulnCheck Advisory: Shaark 1.2.13 through 1.2.44 Missing Authorization via API Update and Delete Routes", "tags": ["third-party-advisory"]}], "x_generator": {"engine": "vulncheck-endgame"}, "descriptions": [{"lang": "en", "value": "Shaark 1.2.13 through 1.2.44 contains a missing authorization vulnerability in the Link, Story, Chest and Album API controllers that skips ownership checks. Authenticated non-admin users can send PUT or DELETE requests to /api/{link,story,chest,album}/{id} with numeric IDs to overwrite or delete other users' content, including private items."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-639", "description": "Authorization Bypass Through User-Controlled Key"}]}], "providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-12T20:55:21.102Z"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-109568", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-13T17:47:13.278138Z"}}}], "providerMetadata": {"shortName": "CISA-ADP", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "dateUpdated": "2026-10-13T17:47:28.511Z"}}]}, "cveMetadata": {"cveId": "CVE-2026-109568", "state": "PUBLISHED", "dateUpdated": "2026-10-12T20:55:21.102Z", "dateReserved": "2026-10-12T19:27:54.047Z", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "datePublished": "2026-10-12T20:55:21.102Z", "assignerShortName": "VulnCheck"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageURL": "pkg:composer/marceauka/shaark", "product": "Shaark", "repo": "https://github.com/MarceauKa/shaark", "vendor": "MarceauKa", "versions": [{"lessThanOrEqual": "1.2.44", "status": "affected", "version": "1.2.13", "versionType": "semver"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Shaark 1.2.13 through 1.2.44 contains a missing authorization vulnerability in the Link, Story, Chest and Album API controllers that skips ownership checks. Authenticated non-admin users can send PUT or DELETE requests to /api/{link,story,chest,album}/{id} with numeric IDs to overwrite or delete other users' content, including private items."}], "id": "CVE-2026-109568", "lastModified": "2026-10-16T19:18:44.867", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 4.2, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "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": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/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": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-109568", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-13T17:47:13.278138Z", "version": "2.0.3"}}]}, "published": "2026-10-12T21:17:13.500", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/MarceauKa/shaark"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/MarceauKa/shaark/blob/1.2.44/app/Http/Controllers/Api/LinkController.php"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/MarceauKa/shaark/pull/110"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/shaark-1.2.13-through-1.2.44-missing-authorization-via-api-update-and-delete-routes"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-639"}], "source": "disclosure@vulncheck.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.2.13,1.2.44]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Shaark", "source": "cna", "vendor": "MarceauKa"}, "product": "shaark", "vendor": "marceauka"}], "created": "2026-10-12T22:45:16.133294+00:00", "updated": "2026-10-13T07:24:54.989973+00:00", "vendors": ["marceauka", "marceauka$PRODUCT$shaark"]}