CVE-2026-76800

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-76800", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-08-19T19:29:28.001Z", "datePublished": "2026-08-20T02:00:43.643Z", "dateUpdated": "2026-08-21T16:10:02.820Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-08-20T02:00:43.643Z"}, "title": "DeDeCMS select_media_post.php unrestricted upload", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-434", "lang": "en", "description": "Unrestricted Upload"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-284", "lang": "en", "description": "Improper Access Controls"}]}], "affected": [{"vendor": "n/a", "product": "DeDeCMS", "versions": [{"version": "3", "status": "affected"}], "cpes": ["cpe:2.3:a:dedecms:dedecms:*:*:*:*:*:*:*:*"]}], "descriptions": [{"lang": "en", "value": "A flaw has been found in DeDeCMS 3. Affected by this vulnerability is an unknown functionality of the file /include/dialog/select_media_post.php. Executing a manipulation of the argument uploadfile can lead to unrestricted upload. The attack can be executed remotely. The exploit has been published and may be used."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 6.5, "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2026-08-19T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-08-19T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-08-19T21:34:33.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "huliangjia (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/393317", "name": "VDB-393317 | DeDeCMS select_media_post.php unrestricted upload", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/393317/cti", "name": "VDB-393317 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-76800", "name": "CVE-2026-76800 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/880081", "name": "Submit #880081 | https://www.dedecms.com/ DeDeCMS v3 Unrestricted Upload", "tags": ["third-party-advisory"]}, {"url": "https://uvxbywu62qm.feishu.cn/wiki/TKqDwJGYaiBVXpk3EtFcdjRDnsg?from=from_copylink", "tags": ["exploit"]}], "x_generator": ["VulDB PVTS v202608"]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-21T16:08:57.514574Z", "id": "CVE-2026-76800", "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": "2026-08-21T16:10:02.820Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-76800", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-21T16:08:57.514574Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-21T16:09:31.689Z"}}], "cna": {"title": "DeDeCMS select_media_post.php unrestricted upload", "credits": [{"lang": "en", "type": "reporter", "value": "huliangjia (VulDB User)"}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 6.5, "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"}}], "affected": [{"cpes": ["cpe:2.3:a:dedecms:dedecms:*:*:*:*:*:*:*:*"], "vendor": "n/a", "product": "DeDeCMS", "versions": [{"status": "affected", "version": "3"}]}], "timeline": [{"lang": "en", "time": "2026-08-19T00:00:00.000Z", "value": "Advisory disclosed"}, {"lang": "en", "time": "2026-08-19T02:00:00.000Z", "value": "VulDB entry created"}, {"lang": "en", "time": "2026-08-19T21:34:33.000Z", "value": "VulDB entry last update"}], "references": [{"url": "https://vuldb.com/vuln/393317", "name": "VDB-393317 | DeDeCMS select_media_post.php unrestricted upload", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/393317/cti", "name": "VDB-393317 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-76800", "name": "CVE-2026-76800 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/880081", "name": "Submit #880081 | https://www.dedecms.com/ DeDeCMS v3 Unrestricted Upload", "tags": ["third-party-advisory"]}, {"url": "https://uvxbywu62qm.feishu.cn/wiki/TKqDwJGYaiBVXpk3EtFcdjRDnsg?from=from_copylink", "tags": ["exploit"]}], "x_generator": ["VulDB PVTS v202608"], "descriptions": [{"lang": "en", "value": "A flaw has been found in DeDeCMS 3. Affected by this vulnerability is an unknown functionality of the file /include/dialog/select_media_post.php. Executing a manipulation of the argument uploadfile can lead to unrestricted upload. The attack can be executed remotely. The exploit has been published and may be used."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-434", "description": "Unrestricted Upload"}]}, {"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-284", "description": "Improper Access Controls"}]}], "providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-08-20T02:00:43.643Z"}}}, "cveMetadata": {"cveId": "CVE-2026-76800", "state": "PUBLISHED", "dateUpdated": "2026-08-21T16:10:02.820Z", "dateReserved": "2026-08-19T19:29:28.001Z", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "datePublished": "2026-08-20T02:00:43.643Z", "assignerShortName": "VulDB"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:dedecms:dedecms:*:*:*:*:*:*:*:*"], "product": "DeDeCMS", "vendor": "n/a", "versions": [{"status": "affected", "version": "3"}]}], "source": "cna@vuldb.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw has been found in DeDeCMS 3. Affected by this vulnerability is an unknown functionality of the file /include/dialog/select_media_post.php. Executing a manipulation of the argument uploadfile can lead to unrestricted upload. The attack can be executed remotely. The exploit has been published and may be used."}, {"lang": "es", "value": "Se ha encontrado una falla en DeDeCMS 3. Afectada por esta vulnerabilidad es una funcionalidad desconocida del archivo /include/dialog/select_media_post.PHP. La ejecuci\u00f3n de una manipulaci\u00f3n del argumento uploadfile puede llevar a una carga sin restricciones. El ataque puede ser ejecutado remotamente. El exploit ha sido publicado y puede ser usado."}], "id": "CVE-2026-76800", "lastModified": "2026-10-27T10:10:00.240", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.4, "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": 2.1, "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": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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": "LOW", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-76800", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-21T16:08:57.514574Z", "version": "2.0.3"}}]}, "published": "2026-08-20T03:16:23.887", "references": [{"source": "cna@vuldb.com", "url": "https://uvxbywu62qm.feishu.cn/wiki/TKqDwJGYaiBVXpk3EtFcdjRDnsg?from=from_copylink"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/cve/CVE-2026-76800"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/880081"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/393317"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/393317/cti"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}, {"lang": "en", "value": "CWE-434"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "DeDeCMS", "source": "cna", "vendor": "n/a"}, "product": "dedecms", "vendor": "dedecms"}], "created": "2026-08-20T05:15:04.105446+00:00", "updated": "2026-08-20T07:30:03.875037+00:00", "vendors": ["dedecms", "dedecms$PRODUCT$dedecms"]}