CVE-2026-88880Renovate before 44.11.3 Credential Exfiltration via Link Header
Updated under an hour ago ()
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It affects renovatebot renovate and 4 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Free account, 1 product
Renovate before 44.11.3 fails to validate Link header destinations when following GitLab server pagination, allowing malicious servers to redirect credential-bearing requests. Attackers controlling a compromised GitLab server can specify a Link header pointing to attacker-controlled infrastructure to exfiltrate authentication credentials.
- CVSS
- 8.6 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
- Weakness (CWE)
- CWE-601
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Awaiting Analysis
- Record last updated
- Sep 29, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
renovatebot renovate renovatebot:renovate (from the name) | before 44.11.3; 44.11.3 not affected | CNA record |
mend renovate-ce mend:renovate_ce (from the name) | before 15.4.0; 15.4.0 not affected | CNA record |
mend renovate-ee-server mend:renovate_ee_server (from the name) | before 15.4.0; 15.4.0 not affected | CNA record |
mend renovate-ee-worker mend:renovate_ee_worker (from the name) | before 15.4.0; 15.4.0 not affected | CNA record |
mend mend-renovate-enterprise-edition mend:renovate_enterprise_edition (from the name) | before 10.4.0; 10.4.0 not affected | CNA record |
References
- https://github.com/renovatebot/renovate/security/advisories/GHSA-9hmg-9h89-jhmxvendor-advisory
- https://www.vulncheck.com/advisories/renovate-before-44.11.3-credential-exfiltration-via-link-headerthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.