Remote code execution in Vim



| Updated: 2025-03-05
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-27423
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Vim
Client/Desktop applications / Software for system administration

Vendor Vim.org

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Input validation error

EUVDB-ID: #VU105169

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-27423

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input within the tar.vim plugin. A remote attacker can trick the victim to open a specially crafted tar file and execute arbitrary code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Vim: 9.1.0858 - 9.1.1163

CPE2.3 External links

https://github.com/vim/vim/security/advisories/GHSA-wfmf-8626-q3r3
https://github.com/vim/vim/commit/334a13bff78aa0ad206bc436885f63e3a0bab399


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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