CVE-2026-76231

MEDIUMPre-NVD 6.76.7—
EchelonGraph scoreHIGH confidence

Score 6.7 from GitHub Security Advisory (severity: HIGH) published 2026-08-19. a secondary CVSS source baseline 6.7; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: ghsa, secondary
Trending — 4 sources updated this weekElevated
6.7EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 6.7Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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 v3
6.7
EG Score
6.7(high)
EG Risk
46(Track*)
EG Risk 46/100SSVC: Track*

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity67% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
1%
EPSS %ILE
52%
KEV
Not listed

Published

August 19, 2026

Last Modified

August 20, 2026

Advisory Details (6)

Auto-updated Aug 19, 2026
🔬 Proof of concept available. Patch available. Sources: github, github_commit.
generic

Renovate 32.135.0 before 40.33.0 Command Injection via hermit | Advisories | VulnCheck

https://www.vulncheck.com/advisories/renovate-before-command-injection-via-hermit
github Patch Available🟡 PoC Available

Arbitrary command injection via hermit manager and maliciously named dependencies · Advisory · renovatebot/renovate · GitHub

https://github.com/renovatebot/renovate/security/advisories/GHSA-36j9-mx87-2cff
github_commit Patch Available

commit eaec10d7c8af (renovatebot/renovate)

Patch available: renovatebot/renovate 44.26.0 (contains commit eaec10d7c8af)

https://github.com/renovatebot/renovate/commit/eaec10d7c8afadbdd783ac47bd2adbfab444d6df
github_commit Patch Available

commit b696abb3c274 (renovatebot/renovate)

Patch available: renovatebot/renovate 44.26.0 (contains commit b696abb3c274)

https://github.com/renovatebot/renovate/commit/b696abb3c2741508fbb4029f39153140a3722e1e
github_commit Patch Available

commit a70a6a376d31 (renovatebot/renovate)

Patch available: renovatebot/renovate 44.26.0 (contains commit a70a6a376d31)

https://github.com/renovatebot/renovate/commit/a70a6a376d31148e80be5a5c885ac33ff5ddb30c
github_commit Patch Available

commit 41e8b99f86a6 (renovatebot/renovate)

Patch available: renovatebot/renovate 44.26.0 (contains commit 41e8b99f86a6)

https://github.com/renovatebot/renovate/commit/41e8b99f86a6e2a56f80f7aa1a08a59d76f2358c

Vendor Advisories for CVE-2026-76231(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Affected Packages

(1 across 1 ecosystem)
npm(1)
PackageVulnerable rangeFixed inDependents
renovate—40.33.0—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 10× in last 7d / 10× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-08-20 22:56 UTCEPSS rescore
  2. 2026-08-20 17:35 UTCEG score recompute
  3. 2026-08-20 17:35 UTCGHSA enrichment
  4. 2026-08-20 16:17 UTCEG score recompute
  5. 2026-08-20 16:17 UTCGHSA enrichment
  6. 2026-08-20 12:25 UTCEG score recompute
  7. 2026-08-20 12:25 UTCGHSA enrichment
  8. 2026-08-19 14:25 UTCEG score recompute
  9. 2026-08-19 14:12 UTCEG score recompute
  10. 2026-08-19 14:12 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-76231?
CVE-2026-76231 is a medium vulnerability published on August 19, 2026. 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…
When was CVE-2026-76231 disclosed?
CVE-2026-76231 was first published in the National Vulnerability Database on August 19, 2026, with the most recent update on August 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-76231 actively exploited?
CVE-2026-76231 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 48.4% of all scored CVEs.
What is the CVSS score of CVE-2026-76231?
CVE-2026-76231 has a CVSS v3 base score of 6.7 (NVD).
How do I remediate CVE-2026-76231?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-76231, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-76231

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