{"api_version":"1","generated_at":"2026-10-24T08:41:58+00:00","cve":"CVE-2025-7981","urls":{"html":"https://cve.report/CVE-2025-7981","api":"https://cve.report/api/cve/CVE-2025-7981.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-7981","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-7981"},"summary":{"title":"Ashlar-Vellum Graphite VC6 File Parsing Uninitialized Variable Remote Code Execution Vulnerability","description":"Ashlar-Vellum Graphite VC6 File Parsing Uninitialized Variable Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Graphite. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of VC6 files. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25475.","state":"PUBLISHED","assigner":"zdi","published_at":"2025-09-17 21:15:39","updated_at":"2026-09-26 00:10:00"},"problem_types":["CWE-457","CWE-457 CWE-457: Use of Uninitialized Variable"],"metrics":[{"version":"3.0","source":"zdi-disclosures@trendmicro.com","type":"Secondary","score":"7.8","severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","data":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.0","source":"CNA","type":"CVSS","score":"7.8","severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","data":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.0"}}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-25-634/","name":"https://www.zerodayinitiative.com/advisories/ZDI-25-634/","refsource":"zdi-disclosures@trendmicro.com","tags":["Third Party Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-7981","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-7981","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Ashlar-Vellum","product":"Graphite","version":"affected 13_SE_13048","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2025","cve_id":"7981","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ashlar","cpe5":"graphite","cpe6":"13.0.48","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2025","cve_id":"7981","cve":"CVE-2025-7981","epss":"0.002340000","percentile":"0.128340000","score_date":"2026-09-27","updated_at":"2026-09-28 00:02:20"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2025-7981","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2025-09-18T13:58:09.191157Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2025-09-18T14:00:36.438Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unknown","product":"Graphite","vendor":"Ashlar-Vellum","versions":[{"status":"affected","version":"13_SE_13048"}]}],"dateAssigned":"2025-07-21T19:49:26.072Z","datePublic":"2025-07-22T17:59:54.029Z","descriptions":[{"lang":"en","value":"Ashlar-Vellum Graphite VC6 File Parsing Uninitialized Variable Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Graphite. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of VC6 files. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25475."}],"metrics":[{"cvssV3_0":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.0"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-457","description":"CWE-457: Use of Uninitialized Variable","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2025-09-17T20:51:40.811Z","orgId":"99f1926a-a320-47d8-bbb5-42feb611262e","shortName":"zdi"},"references":[{"name":"ZDI-25-634","tags":["x_research-advisory"],"url":"https://www.zerodayinitiative.com/advisories/ZDI-25-634/"}],"source":{"lang":"en","value":"Rocco Calvi (@TecR0c) with TecSecurity"},"title":"Ashlar-Vellum Graphite VC6 File Parsing Uninitialized Variable Remote Code Execution Vulnerability"}},"cveMetadata":{"assignerOrgId":"99f1926a-a320-47d8-bbb5-42feb611262e","assignerShortName":"zdi","cveId":"CVE-2025-7981","datePublished":"2025-09-17T20:51:40.811Z","dateReserved":"2025-07-21T19:49:26.041Z","dateUpdated":"2025-09-18T14:00:36.438Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2025-09-17 21:15:39","lastModifiedDate":"2026-09-26 00:10:00","problem_types":["CWE-457","CWE-457 CWE-457: Use of Uninitialized Variable"],"metrics":{"cvssMetricV30":[{"source":"zdi-disclosures@trendmicro.com","type":"Secondary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2025-09-18T13:58:09.191157Z","id":"CVE-2025-7981","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:ashlar:graphite:13.0.48:*:*:*:*:*:*:*","matchCriteriaId":"1D5591DA-62EF-4A3D-8CC4-35767964F951"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"7981","Ordinal":"1","Title":"Ashlar-Vellum Graphite VC6 File Parsing Uninitialized Variable R","CVE":"CVE-2025-7981","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"7981","Ordinal":"1","NoteData":"Ashlar-Vellum Graphite VC6 File Parsing Uninitialized Variable Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Graphite. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of VC6 files. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25475.","Type":"Description","Title":"Ashlar-Vellum Graphite VC6 File Parsing Uninitialized Variable R"}]}}}