{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-28421","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-02-27T15:54:05.136Z","datePublished":"2026-02-27T22:06:34.312Z","dateUpdated":"2026-03-02T21:53:26.613Z"},"containers":{"cna":{"title":"Vim has a heap-buffer-overflow and a segmentation fault","problemTypes":[{"descriptions":[{"cweId":"CWE-20","lang":"en","description":"CWE-20: Improper Input Validation","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-122","lang":"en","description":"CWE-122: Heap-based Buffer Overflow","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"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"}}],"references":[{"name":"https://github.com/vim/vim/security/advisories/GHSA-r2gw-2x48-jj5p","tags":["x_refsource_CONFIRM"],"url":"https://github.com/vim/vim/security/advisories/GHSA-r2gw-2x48-jj5p"},{"name":"https://github.com/vim/vim/commit/65c1a143c331c886dc28","tags":["x_refsource_MISC"],"url":"https://github.com/vim/vim/commit/65c1a143c331c886dc28"},{"name":"https://github.com/vim/vim/releases/tag/v9.2.0077","tags":["x_refsource_MISC"],"url":"https://github.com/vim/vim/releases/tag/v9.2.0077"}],"affected":[{"vendor":"vim","product":"vim","versions":[{"version":"< 9.2.0077","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-02-27T22:06:34.312Z"},"descriptions":[{"lang":"en","value":"Vim is an open source, command line text editor. Versions prior to 9.2.0077 have a heap-buffer-overflow and a segmentation fault (SEGV) exist in Vim's swap file recovery logic. Both are caused by unvalidated fields read from crafted pointer blocks within a swap file. Version 9.2.0077 fixes the issue."}],"source":{"advisory":"GHSA-r2gw-2x48-jj5p","discovery":"UNKNOWN"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/02/27/10"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-02-28T00:15:36.679Z"}},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-02T21:53:15.857016Z","id":"CVE-2026-28421","options":[{"Exploitation":"none"},{"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":"2026-03-02T21:53:26.613Z"}}]}}