CVE-2026-73077
Vim shell filetype plugins allow command injection from Visual-mode selections.
Is CVE-2026-73077 being exploited?
Not confirmed. CVE-2026-73077 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 0.14% probability of exploitation in the next 30 days.
How severe is CVE-2026-73077?
CVE-2026-73077 is rated High with a CVSS score of 8.4. 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-2026-73077?
Yes. A fix has been recorded for CVE-2026-73077. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-73077 affect?
CVE-2026-73077 affects Vim < 9.2.0839, runtime/ftplugin/sh.vim, runtime/ftplugin/zsh.vim, runtime/ftplugin/ps1.vim. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-73077?
Upgrade to Vim 9.2.0839+ and avoid opening untrusted files/selections.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Arbitrary OS command execution as the user running Vim via crafted Visual-mode selections in sh/zsh/ps1 plugins.
Immediate action required
- affected< 9.2.0839
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.