{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-103687", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-10-01T09:31:35.763Z", "datePublished": "2026-10-01T14:30:12.624Z", "dateUpdated": "2026-10-01T15:07:06.705Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-10-01T14:30:12.624Z"}, "title": "rhukster dom-sanitizer SVG Sanitization DOMSanitizer.php url incomplete blacklist", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-184", "lang": "en", "description": "Incomplete Blacklist"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-183", "lang": "en", "description": "Permissive List of Allowed Inputs"}]}], "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": ["SVG Sanitization"]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in rhukster dom-sanitizer up to 1.0.15. The affected element is the function url of the file src/DOMSanitizer.php of the component SVG Sanitization. Such manipulation leads to incomplete blacklist. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.0.16 is sufficient to fix this issue. The name of the patch is 139c46c3d7c9bc81542b7b5a58d5cde5d0e0195a. Upgrading the affected component is recommended."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 6.9, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 7.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C", "baseSeverity": "HIGH"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 7.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C", "baseSeverity": "HIGH"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/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": "2026-10-01T11:36:45.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "0xMo-Error (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/412551", "name": "VDB-412551 | rhukster dom-sanitizer SVG Sanitization DOMSanitizer.php url incomplete blacklist", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/412551/cti", "name": "VDB-412551 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-103687", "name": "CVE-2026-103687 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/958345", "name": "Submit #958345 | rhukster dom-sanitizer <= 1.0.15 Improper Input Validation", "tags": ["third-party-advisory"]}, {"url": "https://github.com/rhukster/dom-sanitizer/security/advisories/GHSA-cjfg-j8jp-5xvc", "tags": ["exploit"]}, {"url": "https://github.com/rhukster/dom-sanitizer/commit/139c46c3d7c9bc81542b7b5a58d5cde5d0e0195a", "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": "2026-10-01T15:06:52.309985Z", "id": "CVE-2026-103687", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"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": "2026-10-01T15:07:06.705Z"}}]}}

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{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:rhukster:dom-sanitizer:*:*:*:*:*:*:*:*"], "modules": ["SVG Sanitization"], "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": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in rhukster dom-sanitizer up to 1.0.15. The affected element is the function url of the file src/DOMSanitizer.php of the component SVG Sanitization. Such manipulation leads to incomplete blacklist. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.0.16 is sufficient to fix this issue. The name of the patch is 139c46c3d7c9bc81542b7b5a58d5cde5d0e0195a. Upgrading the affected component is recommended."}], "id": "CVE-2026-103687", "lastModified": "2026-10-01T15:17:29.073", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "[email protected]", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.4, "source": "[email protected]", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.5, "baseSeverity": "MEDIUM", "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": "NONE", "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:N/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": "[email protected]", "type": "Secondary"}]}, "published": "2026-10-01T15:17:29.073", "references": [{"source": "[email protected]", "url": "https://github.com/rhukster/dom-sanitizer/"}, {"source": "[email protected]", "url": "https://github.com/rhukster/dom-sanitizer/commit/139c46c3d7c9bc81542b7b5a58d5cde5d0e0195a"}, {"source": "[email protected]", "url": "https://github.com/rhukster/dom-sanitizer/releases/tag/1.0.16"}, {"source": "[email protected]", "url": "https://github.com/rhukster/dom-sanitizer/security/advisories/GHSA-cjfg-j8jp-5xvc"}, {"source": "[email protected]", "url": "https://vuldb.com/cve/CVE-2026-103687"}, {"source": "[email protected]", "url": "https://vuldb.com/submit/958345"}, {"source": "[email protected]", "url": "https://vuldb.com/vuln/412551"}, {"source": "[email protected]", "url": "https://vuldb.com/vuln/412551/cti"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-183"}, {"lang": "en", "value": "CWE-184"}], "source": "[email protected]", "type": "Primary"}]}

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{"created": "2026-10-01T15:30:08.623087+00:00", "updated": "2026-10-01T15:30:08.623095+00:00", "vendors": []}