CVE-2026-34714
Medium
Elevated severity or exploit probability.
CVSS base
9.2
CRITICAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
EPSS — probability of exploitation (30 days)
0.6%
46.7th percentile
CISA KEV
Not listed
Weakness / dates
CWE-917
Published 2026-03-30 · modified 2026-09-01
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | N | None |
| User Interaction | N | None |
| Scope | C | Changed |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | L | Low |
Timeline
- 2026-03-30 — Published (NVD)
- 2026-09-01 — Last modified (NVD)
Description
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.
Affected
References
- 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://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
- https://access.redhat.com/security/cve/CVE-2026-34714
- https://bugzilla.redhat.com/show_bug.cgi?id=2453139
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-34714.json