What is GHSA-jppp-j33j-6m5q?

GHSA-jppp-j33j-6m5q is a security advisory published by GitHub Security Advisories with High severity. A missing authentication vulnerability in OpenSignLabs opensignserver through 2.37.0 allows an...

Which CVE IDs does GHSA-jppp-j33j-6m5q cover?

GHSA-jppp-j33j-6m5q covers the following CVE IDs: CVE-2026-72688. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-jppp-j33j-6m5q?

GHSA-jppp-j33j-6m5q has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-jppp-j33j-6m5qHighCVSS 7.5

A missing authentication vulnerability in OpenSignLabs opensignserver through 2.37.0 allows an...

Vendor

GitHub Security Advisories

Published

August 10, 2026

Last Modified

August 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-72688 →

📋 Description

A missing authentication vulnerability in OpenSignLabs opensignserver through 2.37.0 allows an unauthenticated remote attacker to read arbitrary stored documents via the fileupload Parse cloud function. The function mints MASTER_KEY-signed file access tokens for any caller-supplied URL without performing any session check, defeating the only access control protecting stored contract files.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-72688
https://github.com/OpenSignLabs/OpenSign
https://github.com/advisories/GHSA-jppp-j33j-6m5q