---
title: "CVE-2026-88881: Renovate - Information Disclosure"
description: "Renovate contains an information disclosure vulnerability caused by unvalidated pagination URLs in the HTTP Link header, letting attackers on compromised GitHub servers obtain credentials, exploit requires a malicious or compromised GitHub server."
url: https://panop.io/threat-heartbeat/CVE-2026-88881/
---

# CVE-2026-88881 Renovate - Information Disclosure

Renovate contains an information disclosure vulnerability caused by unvalidated pagination URLs in the HTTP Link header, letting attackers on compromised GitHub servers obtain credentials, exploit requires a malicious or compromised GitHub server.

CVSS base score 8.6 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.41% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-88881)

## Details

Type

Information Disclosure

Impact

Information Disclosure

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Published

10 September 2026

Updated

15 October 2026

Weakness

[CWE-601](https://cwe.mitre.org/data/definitions/601.html)

## Vendor fix

Update to Renovate 44.11.3 or later, Mend Renovate CE/EE images, or corresponding helm chart versions.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-88881](https://nvd.nist.gov/vuln/detail/CVE-2026-88881)
- [https://www.vulncheck.com/advisories/renovate-before-44.11.3-credential-exfiltration-via-link-header-2](https://www.vulncheck.com/advisories/renovate-before-44.11.3-credential-exfiltration-via-link-header-2)
- [https://github.com/renovatebot/renovate/security/advisories/GHSA-w57v-h33h-835c](https://github.com/renovatebot/renovate/security/advisories/GHSA-w57v-h33h-835c)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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