Affects Vim, a widely used editor; critical RCE on opening crafted files could disrupt development environments globally.
CVE-2026-34714
Vim <9.2.0272 allows code execution on opening crafted files via %{expr} injection.
Is CVE-2026-34714 being exploited?
Not confirmed. CVE-2026-34714 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.59% probability of exploitation in the next 30 days.
How severe is CVE-2026-34714?
CVE-2026-34714 is rated Critical with a CVSS score of 9.2. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-34714?
Yes. A fix has been recorded for CVE-2026-34714. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-34714 affect?
CVE-2026-34714 affects Vim. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-34714?
Patch to 9.2.0272+
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Code execution on file open; attacker can run arbitrary commands on host via crafted Vim files.
Immediate action required
- affected< 9.2.0272
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.