{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-6498", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2025-06-22T19:04:23.458Z", "datePublished": "2025-06-23T01:31:05.868Z", "dateUpdated": "2025-06-23T13:45:07.073Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-06-23T01:31:05.868Z"}, "title": "HTACG tidy-html5 alloc.c defaultAlloc memory leak", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-401", "lang": "en", "description": "Memory Leak"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-404", "lang": "en", "description": "Denial of Service"}]}], "affected": [{"vendor": "HTACG", "product": "tidy-html5", "versions": [{"version": "5.8.0", "status": "affected"}]}], "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": "de", "value": "Es wurde eine problematische Schwachstelle in HTACG tidy-html5 5.8.0 entdeckt. Betroffen hiervon ist die Funktion defaultAlloc der Datei src/alloc.c. Durch Manipulation mit unbekannten Daten kann eine memory leak-Schwachstelle ausgenutzt werden. Der Angriff hat dabei lokal zu erfolgen. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 4.8, "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", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 3.3, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R", "baseSeverity": "LOW"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 3.3, "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R", "baseSeverity": "LOW"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 1.7, "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2025-06-22T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2025-06-22T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2025-06-22T21:09:46.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "JJLeo (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.313614", "name": "VDB-313614 | HTACG tidy-html5 alloc.c defaultAlloc memory leak", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.313614", "name": "VDB-313614 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.601009", "name": "Submit #601009 | htacg tidy-html5 tidy-html5 5.8.0 (commit d08ddc2) Memory Leak", "tags": ["third-party-advisory"]}, {"url": "https://github.com/htacg/tidy-html5/issues/1152", "tags": ["issue-tracking"]}, {"url": "https://github.com/user-attachments/files/20438303/tidy-html5_crash_3.txt", "tags": ["exploit"]}]}, "adp": [{"references": [{"url": "https://github.com/htacg/tidy-html5/issues/1152", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-06-23T13:45:03.825013Z", "id": "CVE-2025-6498", "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": "2025-06-23T13:45:07.073Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-6498", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-06-23T13:45:03.825013Z"}}}], "references": [{"url": "https://github.com/htacg/tidy-html5/issues/1152", "tags": ["exploit"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-06-23T13:44:58.122Z"}}], "cna": {"title": "HTACG tidy-html5 alloc.c defaultAlloc memory leak", "credits": [{"lang": "en", "type": "reporter", "value": "JJLeo (VulDB User)"}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 4.8, "baseSeverity": "MEDIUM", "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"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 3.3, "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 3.3, "baseSeverity": "LOW", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 1.7, "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR"}}], "affected": [{"vendor": "HTACG", "product": "tidy-html5", "versions": [{"status": "affected", "version": "5.8.0"}]}], "timeline": [{"lang": "en", "time": "2025-06-22T00:00:00.000Z", "value": "Advisory disclosed"}, {"lang": "en", "time": "2025-06-22T02:00:00.000Z", "value": "VulDB entry created"}, {"lang": "en", "time": "2025-06-22T21:09:46.000Z", "value": "VulDB entry last update"}], "references": [{"url": "https://vuldb.com/?id.313614", "name": "VDB-313614 | HTACG tidy-html5 alloc.c defaultAlloc memory leak", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.313614", "name": "VDB-313614 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.601009", "name": "Submit #601009 | htacg tidy-html5 tidy-html5 5.8.0 (commit d08ddc2) Memory Leak", "tags": ["third-party-advisory"]}, {"url": "https://github.com/htacg/tidy-html5/issues/1152", "tags": ["issue-tracking"]}, {"url": "https://github.com/user-attachments/files/20438303/tidy-html5_crash_3.txt", "tags": ["exploit"]}], "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": "de", "value": "Es wurde eine problematische Schwachstelle in HTACG tidy-html5 5.8.0 entdeckt. Betroffen hiervon ist die Funktion defaultAlloc der Datei src/alloc.c. Durch Manipulation mit unbekannten Daten kann eine memory leak-Schwachstelle ausgenutzt werden. Der Angriff hat dabei lokal zu erfolgen. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-401", "description": "Memory Leak"}]}, {"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-404", "description": "Denial of Service"}]}], "providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-06-23T01:31:05.868Z"}}}, "cveMetadata": {"cveId": "CVE-2025-6498", "state": "PUBLISHED", "dateUpdated": "2025-06-23T13:45:07.073Z", "dateReserved": "2025-06-22T19:04:23.458Z", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "datePublished": "2025-06-23T01:31:05.868Z", "assignerShortName": "VulDB"}, "dataVersion": "5.1"}

{"cveTags": [], "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."}], "id": "CVE-2025-6498", "lastModified": "2025-06-23T20:16:21.633", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 1.7, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 3.1, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 1.8, "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": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 4.8, "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": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "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", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2025-06-23T02:15:20.703", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/htacg/tidy-html5/issues/1152"}, {"source": "cna@vuldb.com", "url": "https://github.com/user-attachments/files/20438303/tidy-html5_crash_3.txt"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?ctiid.313614"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?id.313614"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?submit.601009"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/htacg/tidy-html5/issues/1152"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}, {"lang": "en", "value": "CWE-404"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

{}