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.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
renovatebot renovate unaffected
Version Status Constraints
0 affected < 44.11.3
44.11.3 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 44.11.3
44.11.3 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 44.11.3
44.11.3 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 44.11.3
44.11.3 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 15.4.0
15.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 15.4.0
15.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 15.4.0
15.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 15.4.0
15.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 15.4.0
15.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 15.4.0
15.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 15.4.0
15.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 15.4.0
15.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 15.4.0
15.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 15.4.0
15.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 15.4.0
15.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 10.4.0
10.4.0 unaffected —
renovatebot renovate unaffected
Version Status Constraints
0 affected < 10.4.0
10.4.0 unaffected —

No data.

No data.

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No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/renovatebot/renovate/security/advisories/GHSA-9hmg-9h89-jhmx cve-icon cve-icon
https://www.vulncheck.com/advisories/renovate-before-44.11.3-credential-exfiltration-via-link-header cve-icon cve-icon
History

Thu, 10 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
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.
Title Renovate before 44.11.3 Credential Exfiltration via Link Header
Weaknesses CWE-601
References
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N'}

cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-10T13:05:31.574Z

Reserved: 2026-09-10T11:25:34.912Z

Link: CVE-2026-88880

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-10T14:17:16.480

Modified: 2026-09-10T14:50:07.813

Link: CVE-2026-88880

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-10T15:00:15Z

Weaknesses