High severity · published Apr 8, 2026
CVE-2026-39881
Vim Ex command injection in Vims NetBeans integration
7.8
CVSS
0.6%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VI
vim · vim
< 9.2.0316 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-39881
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-39881
Patch
https://github.com/vim/vim/commit/7ab76a86048ed492374ac6b19
Release Notes
https://github.com/vim/vim/releases/tag/v9.2.0316
Vendor Advisory
https://github.com/vim/vim/security/advisories/GHSA-mr87-rhgv-7pw6
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