CVE-2025-6498

{"id": "CVE-2025-6498", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"version": "2.0", "baseScore": 1.7, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.1, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.3, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 1.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}], "cvssMetricV40": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 4.8, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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", "exploitMaturity": "PROOF_OF_CONCEPT", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2025-06-23T02:15:20.703", "references": [{"url": "https://github.com/htacg/tidy-html5/issues/1152", "tags": ["Exploit", "Issue Tracking"], "source": "cna@vuldb.com"}, {"url": "https://github.com/user-attachments/files/20438303/tidy-html5_crash_3.txt", "tags": ["Exploit"], "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/?ctiid.313614", "tags": ["Permissions Required", "VDB Entry"], "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/?id.313614", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/?submit.601009", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cna@vuldb.com"}, {"url": "https://github.com/htacg/tidy-html5/issues/1152", "tags": ["Exploit", "Issue Tracking"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "cna@vuldb.com", "description": [{"lang": "en", "value": "CWE-401"}, {"lang": "en", "value": "CWE-404"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability classified as problematic has been found in HTACG tidy-html5 5.8.0. Affected is the function defaultAlloc of the file src/alloc.c. The manipulation leads to memory leak. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used."}, {"lang": "es", "value": "Se ha encontrado una vulnerabilidad clasificada como problem\u00e1tica en HTACG tidy-html5 5.8.0. La funci\u00f3n `DefaultAlloc` del archivo `src/alloc.c` se ve afectada. La manipulaci\u00f3n provoca una fuga de memoria. Es posible lanzar el ataque en el host local. Se ha hecho p\u00fablico el exploit y puede que sea utilizado."}], "lastModified": "2025-09-30T18:21:57.093", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:htacg:tidy:5.8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3B65F377-D9B2-4AA4-9A91-6DE2D83DE0D1"}], "operator": "OR"}]}], "sourceIdentifier": "cna@vuldb.com"}