{"id":"CVE-2026-43961","title":"A flaw was found in Vim's netrw plugin","summary":"A flaw was found in Vim's netrw plugin. A crafted filename containing quote characters and expression fragments can break out of the quoted context during mark/unmark operations, allowing arbitrary Vimscript execution. This can be levera…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-94"],"vendor":"vim","product":"vim","affected":["vim < 9.2.0480","vim-main (all versions)","vim (all versions)","vim","vim (all versions)","vim","vim (all versions)","openshift/ose-rhel-coreos-8","openshift/ose-rhel-coreos-9"],"patched":["hardened_images"],"published":"2026-08-19","updated":"2026-09-22","sourceUpdated":"2026-09-22T09:17:04.490","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-43961","references":[{"url":"https://access.redhat.com/errata/RHSA-2026:57614","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2026-43961","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2460434","label":"secalert@redhat.com"},{"url":"https://github.com/vim/vim/security/advisories/GHSA-66hr-7p6x-x5j3","label":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2026/05/14/7","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43961.json"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-43961"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43961"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-08-19T14:15:10.966562Z"},"epss":0.0022,"epssPercentile":0.1113,"ingestedAt":"2026-09-21T10:35:15.463Z","slug":"CVE-2026-43961","body":"## Overview\n\nA flaw was found in Vim's netrw plugin. A crafted filename containing quote characters and expression fragments can break out of the quoted context during mark/unmark operations, allowing arbitrary Vimscript execution. This can be leveraged to run shell commands with the privileges of the user running Vim.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **RHSA-2026:57614** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-08-20 · [advisory](https://access.redhat.com/errata/RHSA-2026:57614)\n- **Red Hat VEX** · Important · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · updated 2026-09-21 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43961.json)","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}