{"id":"CVE-2026-88880","title":"Renovate before 44.11.3 fails to validate Link header destinations when following GitLab server pagination, allowing malicious servers to redirect credential-bearing requests","summary":"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…","severity":"high","cvss":8.6,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","cwe":["CWE-601"],"vendor":"renovatebot","product":"renovate","affected":["renovate < 44.11.3","renovate < 44.11.3","renovate < 44.11.3","renovate < 44.11.3","renovate < 15.4.0","renovate < 15.4.0","renovate < 15.4.0","renovate < 15.4.0","renovate < 15.4.0","renovate < 15.4.0","renovate < 15.4.0","renovate < 15.4.0","renovate < 15.4.0","renovate < 15.4.0","renovate < 15.4.0","renovate < 10.4.0","renovate < 10.4.0"],"published":"2026-09-10","updated":"2026-09-18","sourceUpdated":"2026-09-18T18:17:37.990","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-88880","references":[{"url":"https://github.com/renovatebot/renovate/security/advisories/GHSA-9hmg-9h89-jhmx","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/renovate-before-44.11.3-credential-exfiltration-via-link-header","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"epss":0.00357,"epssPercentile":0.29486,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-18T17:11:40.160815Z"},"ingestedAt":"2026-09-14T04:32:23.072Z","slug":"CVE-2026-88880","body":"## Overview\n\nRenovate 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":47,"depthScoreParts":{"impact":47.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}