What is CVE-2026-88885?

CVE-2026-88885 is a high-severity vulnerability in Renovatebot Renovate, classified under OS Command Injection. CVSS score: 7.0/10. Published 2026-09-10.

How severe is CVE-2026-88885?

High severity. CVSS v3 base score is 7.0 out of 10.

RCE in Renovatebot Renovate

CVE-2026-88885

Renovate before 44.14.7 contains a command injection vulnerability in the gomod manager when processing unescaped depName parameters in import-path update commands with binarySource=docker mode. Attackers can inject shell metacharacters through malicious dependency names to execute arbitrary commands as the Renovate user during Go module major version updates with postUpdateOptions gomodUpdateImportPaths enabled.

Vulnerability class: Command Injection (OS Command Injection)

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Renovatebot Renovate

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-88885?: CVE-2026-88885 is a high-severity vulnerability in Renovatebot Renovate, classified under OS Command Injection. CVSS score: 7.0/10. Published 2026-09-10.
How severe is CVE-2026-88885?: High severity. CVSS v3 base score is 7.0 out of 10.