CVE-2026-34714criticalCWE-78 CWE-917

CVE-2026-34714: critical vulnerability in Vim

Published 30 Mar 2026 · Updated 01 Sep 2026

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28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.2epss 0.6%

Vim before 9.2.0272 allows code execution that happens immediately upon opening a crafted file in the default configuration, because %{expr} injection occurs with tabpanel lacking P_MLE.

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L

Affected products

Vim · Vim

References

https://access.redhat.com/security/cve/CVE-2026-34714 https://bugzilla.redhat.com/show_bug.cgi?id=2453139 https://github.com/vim/vim/commit/664701eb7576edb7c7c7d9f2d600815ec1f43459 https://github.com/vim/vim/releases/tag/v9.2.0272 https://github.com/vim/vim/security/advisories/GHSA-2gmj-rpqf-pxvh https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-34714.json https://www.openwall.com/lists/oss-security/2026/03/30/3 http://www.openwall.com/lists/oss-security/2026/04/02/4 http://www.openwall.com/lists/oss-security/2026/04/02/5 http://www.openwall.com/lists/oss-security/2026/04/03/6