---
title: "CVE-2026-61560: @zereight/mcp-gitlab - Information Disclosure"
description: "@zereight/mcp-gitlab < 2.1.27 contains an information disclosure caused by unsanitized file_path parameter in upload_markdown tool with SSE=true, letting unauthenticated network attackers read arbitrary files and steal GitLab tokens, exploit requires default SSE transport mode enabled."
url: https://panop.io/threat-heartbeat/CVE-2026-61560/
---

# CVE-2026-61560 @zereight/mcp-gitlab - Information Disclosure

@zereight/mcp-gitlab < 2.1.27 contains an information disclosure caused by unsanitized file\_path parameter in upload\_markdown tool with SSE=true, letting unauthenticated network attackers read arbitrary files and steal GitLab tokens, exploit requires default SSE transport mode enabled.

CVSS base score 9.8 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

2.90% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-61560)

## Details

Type

Information Disclosure

Impact

Information Disclosure

CVSS vector

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

Published

15 September 2026

Updated

15 October 2026

Weakness

[CWE-22](https://cwe.mitre.org/data/definitions/22.html)

## Vendor fix

Upgrade to version 2.1.27 or later.

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-2026-61560](https://nvd.nist.gov/vuln/detail/CVE-2026-61560)
- [https://github.com/zereight/gitlab-mcp/commit/e436ee4ad067b64584ec9312c9e9c9a2641c1976](https://github.com/zereight/gitlab-mcp/commit/e436ee4ad067b64584ec9312c9e9c9a2641c1976)
- [https://github.com/zereight/gitlab-mcp/pull/482](https://github.com/zereight/gitlab-mcp/pull/482)
- [https://github.com/zereight/gitlab-mcp/pull/554](https://github.com/zereight/gitlab-mcp/pull/554)
- [https://github.com/zereight/gitlab-mcp/pull/622](https://github.com/zereight/gitlab-mcp/pull/622)
- [https://github.com/zereight/gitlab-mcp/security/advisories/GHSA-cv3r-c5h8-f4g5](https://github.com/zereight/gitlab-mcp/security/advisories/GHSA-cv3r-c5h8-f4g5)

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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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