CVE-2026-39881

Name: CVE-2026-39881
Creator: NVD / NIST
Published: 2026-04-08T21:17:00.4+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.62%

Last modified Jun 17, 2026

CVE-2026-39881 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Vim is an open source, command line text editor. Prior to 9.2.0316, a command injection vulnerability in Vim's netbeans interface allows a malicious netbeans server to execute arbitrary Ex commands when Vim connects to it, via unsanitized strings in the defineAnnoType and specialKeys protocol messages. EPSS estimates a 0.62% chance of exploitation in the next 30 days.

Description

Vim is an open source, command line text editor. Prior to 9.2.0316, a command injection vulnerability in Vim's netbeans interface allows a malicious netbeans server to execute arbitrary Ex commands when Vim connects to it, via unsanitized strings in the defineAnnoType and specialKeys protocol messages. This vulnerability is fixed in 9.2.0316.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.62%

45.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-94

Affected Software

Vendor	Product	Versions
Vim	Vim	< 9.2.0316

References

https://github.com/vim/vim/commit/7ab76a86048ed492374ac6b19Patch
https://github.com/vim/vim/releases/tag/v9.2.0316Release Notes
https://github.com/vim/vim/security/advisories/GHSA-mr87-rhgv-7pw6Vendor Advisory

Timeline

Published: Apr 8, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-39881?

How severe is CVE-2026-39881?

CVE-2026-39881 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.62% probability of exploitation in the next 30 days.

How do I fix CVE-2026-39881?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-39881?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST