{"id":"CVE-2023-4733","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-4733","generatedAt":"2026-10-28T01:11:32.994Z","title":"Use After Free in GitHub repository vim/vim prior to 9.0.1840.","description":"Use After Free in GitHub repository vim/vim prior to 9.0.1840.","published":"2023-09-04T14:15:08.000Z","lastModified":"2026-09-18T15:38:16.000Z","status":"Analyzed","sourceIdentifier":"security@huntr.dev","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-416"],"affected":["neovim/neovim","vim/vim","fedoraproject/fedora","apple/macos"],"epss":{"score":0.0053,"percentile":0.44541,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://seclists.org/fulldisclosure/2023/Oct/24","tags":["Mailing List","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://github.com/vim/vim/commit/e1dc9a627536304bc4f738c21e909ad9fcf3974c","tags":["Patch"],"source":"security@huntr.dev"},{"url":"https://huntr.dev/bounties/1ce1fd8c-050a-4373-8004-b35b61590217","tags":["Exploit","Patch","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I56ITJAFMFAQ2G3BMGTCGM3GS62V2DTR/","tags":["Mailing List"],"source":"security@huntr.dev"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ITRVK4FB74RZDIGTZJXOZMUW6X6F4TNF/","tags":["Mailing List"],"source":"security@huntr.dev"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PFE3LDFRZ7EGWA5AU7YHYL62ELBOFZWQ/","tags":["Mailing List"],"source":"security@huntr.dev"},{"url":"https://support.apple.com/kb/HT213984","tags":["Release Notes","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"http://seclists.org/fulldisclosure/2023/Oct/24","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/vim/vim/commit/e1dc9a627536304bc4f738c21e909ad9fcf3974c","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://huntr.dev/bounties/1ce1fd8c-050a-4373-8004-b35b61590217","tags":["Exploit","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I56ITJAFMFAQ2G3BMGTCGM3GS62V2DTR/","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ITRVK4FB74RZDIGTZJXOZMUW6X6F4TNF/","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PFE3LDFRZ7EGWA5AU7YHYL62ELBOFZWQ/","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/kb/HT213984","tags":["Release Notes","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-4733","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}