CVE-2026-51401

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{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-51401", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-08-05T19:14:26.404Z", "dateReserved": "2026-06-07T00:00:00.000Z", "datePublished": "2026-08-04T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-08-04T21:04:03.012Z"}, "descriptions": [{"lang": "en", "value": "An issue in Vim Project v9.2.0389 and earlier allows a local attacker to execute arbitrary code via the vms_fixfilename() function within file vim/src/os_vms.c"}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/vim/vim"}, {"url": "https://github.com/vim/vim/blob/master/src/os_vms.c"}, {"url": "https://gist.github.com/jiejiaodedengdai/ff5d34a523167e09b7d8330cc9f5d4e5#file-vim-os_vms-cves-md"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.7, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-51401", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-08-05T19:13:42.963340Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-94", "description": "CWE-94 Improper Control of Generation of Code ('Code Injection')"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-05T19:14:20.089Z"}}]}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*", "matchCriteriaId": "C895DB85-993D-4624-85D1-5C51B4524D65", "versionEndIncluding": "9.2.0389", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue in Vim Project v9.2.0389 and earlier allows a local attacker to execute arbitrary code via the vms_fixfilename() function within file vim/src/os_vms.c"}, {"lang": "es", "value": "Un problema en Vim Project v9.2.0389 y versiones anteriores permite a un atacante local ejecutar c\u00f3digo arbitrario a trav\u00e9s de la funci\u00f3n vms_fixfilename() dentro del archivo vim/src/os_vms.c"}], "id": "CVE-2026-51401", "lastModified": "2026-10-24T16:10:00.153", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 5.2, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-51401", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-08-05T19:13:42.963340Z", "version": "2.0.3"}}]}, "published": "2026-08-04T21:16:36.567", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://gist.github.com/jiejiaodedengdai/ff5d34a523167e09b7d8330cc9f5d4e5#file-vim-os_vms-cves-md"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://github.com/vim/vim"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://github.com/vim/vim/blob/master/src/os_vms.c"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-94"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "vim: Vim: Arbitrary code execution via vms_fixfilename() function", "id": "2511255", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2511255"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-641", "details": ["A flaw was found in Vim. A local attacker could exploit a vulnerability in the `vms_fixfilename()` function, allowing them to execute arbitrary code on the system. This could lead to a complete compromise of the affected system."], "mitigation": {"lang": "en:us", "value": "No mitigation is required. Red Hat does not ship any product containing the vulnerable code path - the affected function is confined to Vim's OpenVMS platform support, which is not included in Red Hat Enterprise Linux or Fedora builds."}, "name": "CVE-2026-51401", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Not affected", "package_name": "vim", "product_name": "Red Hat Hardened Images"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-08-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-51401\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-51401\nhttps://gist.github.com/jiejiaodedengdai/ff5d34a523167e09b7d8330cc9f5d4e5#file-vim-os_vms-cves-md\nhttps://github.com/vim/vim\nhttps://github.com/vim/vim/blob/master/src/os_vms.c"], "statement": "Red Hat Enterprise Linux and Fedora build Vim against the POSIX/Linux platform layer (os_unix.c). The vulnerable function, vms_fixfilename(), is defined in os_vms.c, which provides OpenVMS-specific support and is never compiled into Red Hat's or Fedora's Vim packages. As a result, none of Red Hat's shipped Vim builds contain the affected code path.", "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,9.2.0389]"}}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "vim", "vendor": "vim"}], "created": "2026-08-04T22:45:03.807126+00:00", "updated": "2026-08-05T23:30:04.392460+00:00", "vendors": ["vim", "vim$PRODUCT$vim"]}