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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*", "matchCriteriaId": "9C5E9D69-5807-4FA4-839A-CCEC3E4D1208", "versionEndExcluding": "9.2.0075", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Vim is an open source, command line text editor. Prior to version 9.2.0075, a heap-based buffer underflow exists in Vim's Emacs-style tags file parsing logic. When processing a malformed tags file where a delimiter appears at the start of a line, Vim attempts to read memory immediately preceding the allocated buffer. Version 9.2.0075 fixes the issue."}, {"lang": "es", "value": "Vim es un editor de texto de c\u00f3digo abierto y de l\u00ednea de comandos. Antes de la versi\u00f3n 9.2.0075, hay un desbordamiento negativo de b\u00fafer basado en el mont\u00f3n en la l\u00f3gica de an\u00e1lisis de archivos de etiquetas estilo Emacs de Vim. Al procesar un archivo de etiquetas malformado donde un delimitador aparece al inicio de una l\u00ednea, Vim intenta leer memoria inmediatamente anterior al b\u00fafer asignado. La versi\u00f3n 9.2.0075 corrige el problema."}], "id": "CVE-2026-28419", "lastModified": "2026-03-04T21:22:05.740", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.4, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 4.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2026-02-27T22:16:25.163", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/vim/vim/commit/9b7dfa2948c9e1e5e32a5812"}, {"source": "security-advisories@github.com", "tags": ["Product"], "url": "https://github.com/vim/vim/releases/tag/v9.2.0075"}, {"source": "security-advisories@github.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://github.com/vim/vim/security/advisories/GHSA-xcc8-r6c5-hvwv"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2026/02/27/8"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-124"}, {"lang": "en", "value": "CWE-125"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "vim: Vim: Information disclosure and denial of service via malformed tags file", "id": "2443482", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2443482"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "status": "draft"}, "cwe": "CWE-124", "details": ["No description is available for this CVE."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2026-28419", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-02-27T22:02:55Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-28419\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-28419\nhttps://github.com/vim/vim/commit/9b7dfa2948c9e1e5e32a5812\nhttps://github.com/vim/vim/releases/tag/v9.2.0075\nhttps://github.com/vim/vim/security/advisories/GHSA-xcc8-r6c5-hvwv"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,9.2.0075)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "vim", "source": "cna", "vendor": "vim"}, "product": "vim", "vendor": "vim"}], "analysis": {"en": {"generated_at": "2026-04-16T15:10:12.599773+00:00", "value": {"mitigation_remediation": ["Upgrade Vim to version 9.2.0075 or newer in all environments where the editor is used. ", "Remove or sanitize any existing tags files that contain malformed delimiters before opening them with Vim. ", "Run Vim with the least privilege required for the task, and configure it to read tags files only from trusted directories."], "summary": {"action": "Patch Now", "impact": "Information Disclosure"}, "threat_synthesis": {"affected_systems": "The vulnerability affects all releases of Vim older than version 9.2.0075. Any installation of Vim prior to that patch where it processes Emacs\u2011style tags files is at risk.", "description_and_impact": "Vim contains a heap\u2011based buffer underflow in its Emacs\u2011style tags file parsing. When a malformed tags file has a delimiter at the beginning of a line, Vim reads memory immediately before the allocated buffer, potentially exposing program memory contents or causing a crash. The flaw is a classic buffer underflow and is classified as CWE\u2011124 and CWE\u2011125.", "risk_and_exploitability": "The CVSS score of 5.3 indicates medium severity, and the EPSS score of less than 1\u00a0% shows a very low likelihood of exploitation under current conditions. The vulnerability is not listed in the CISA KEV catalog. The most likely attack vector is a local user who can supply or modify a tags file used by Vim, leading to memory disclosure or a denial\u2011of\u2011service scenario. While the probability is low, the impact warrants attention."}}}}, "created": "2026-03-02T12:04:37.893596+00:00", "updated": "2026-04-16T15:15:39.046403+00:00", "vendors": ["vim", "vim$PRODUCT$vim"]}