CVE-2026-12171 auto-changelog - Remote Code Execution

auto-changelog before 2.6.1 contains a remote code execution caused by loading and executing untrusted configuration and modules from attacker-controlled repositories, letting attackers execute arbitrary code with user or CI privileges, exploit requires running auto-changelog on untrusted repository content.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.22% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
5 October 2026
Updated
15 October 2026
Weakness
CWE-22

Vendor fix

Update to version 2.6.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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