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Vulnerability record · CVE-2026-76231 · published 19 August 2026

CVE-2026-76231: Command injection vulnerability

Renovate versions from 32.135.0 before 40.33.0 contain a command injection vulnerability in the hermit manager where user-provided dependency names are appended to install and uninstall commands without proper sanitization. Attackers with repository write access can provide maliciously named hermit dependencies to execute arbitrary commands on the machine running Renovate.

8.4 CVSS 4.0 High EPSS 1.0% · top 38.1% CWE-77 · Command injection Awaiting Analysis
8.4CVSS 4.0 base score
1.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
7References
8 Sep 2026Last modified by NVD

Description

Renovate versions from 32.135.0 before 40.33.0 contain a command injection vulnerability in the hermit manager where user-provided dependency names are appended to install and uninstall commands without proper sanitization. Attackers with repository write access can provide maliciously named hermit dependencies to execute arbitrary commands on the machine running Renovate.

CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/renovatebot/renovate/commit/41e8b99f86a6e2a56f80f7aa1a08a59d76f2358c
https://github.com/renovatebot/renovate/commit/a70a6a376d31148e80be5a5c885ac33ff5ddb30c
https://github.com/renovatebot/renovate/commit/b696abb3c2741508fbb4029f39153140a3722e1e
https://github.com/renovatebot/renovate/commit/eaec10d7c8afadbdd783ac47bd2adbfab444d6df
https://github.com/renovatebot/renovate/security/advisories/GHSA-36j9-mx87-2cff
https://www.vulncheck.com/advisories/renovate-before-command-injection-via-hermit
https://github.com/renovatebot/renovate/security/advisories/GHSA-36j9-mx87-2cff

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Source: NIST National Vulnerability Database (record CVE-2026-76231), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.