SEPTEMBER 15, 2026
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Case File

CVE-2026-88880

HIGH · CVSS 8.6 EPSS 0.36% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-10 · Last synced 2026-09-15

CyberRota Analysis

AI-Generated

GitLab versions prior to 44.11.3 are vulnerable to improper validation of Link header destinations during server pagination, enabling attackers to redirect requests containing sensitive credentials to malicious servers. This flaw poses a significant risk as it allows compromised GitLab servers to exfiltrate authentication data. Organizations using affected versions of GitLab should prioritize patching to mitigate the risk of credential theft.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-88880
Severity
HIGH
CVSS
8.6
EPSS
0.36%
GitLab

Original NVD Description

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.