CVE-2026-34714

Summary

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 Software

Weaknesses

• CWE-78: CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: total

CVE Program Container

Additional References

• 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

vim: Vim: Arbitrary code execution via crafted file

Additional References

• 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

References

• https://www.openwall.com/lists/oss-security/2026/03/30/3
• https://github.com/vim/vim/security/advisories/GHSA-2gmj-rpqf-pxvh
• https://github.com/vim/vim/commit/664701eb7576edb7c7c7d9f2d600815ec1f43459
• https://github.com/vim/vim/releases/tag/v9.2.0272

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