What is GHSA-vq3c-wgc6-rvmq?

GHSA-vq3c-wgc6-rvmq is a security advisory published by GitHub Security Advisories with Critical severity. OpENer 2.3.0 (master branch up to commit 76b95cf) is vulnerable to a severe memory corruption...

Which CVE IDs does GHSA-vq3c-wgc6-rvmq cover?

GHSA-vq3c-wgc6-rvmq covers the following CVE IDs: CVE-2026-51540. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-vq3c-wgc6-rvmq?

GHSA-vq3c-wgc6-rvmq has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-vq3c-wgc6-rvmqCriticalCVSS 9.8

OpENer 2.3.0 (master branch up to commit 76b95cf) is vulnerable to a severe memory corruption...

Vendor

GitHub Security Advisories

Published

July 14, 2026

Last Modified

July 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-51540 →

📋 Description

OpENer 2.3.0 (master branch up to commit 76b95cf) is vulnerable to a severe memory corruption issue caused by an integer underflow in the processing of connected explicit messages (SendUnitData).

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-51540
https://github.com/EIPStackGroup/OpENer/issues/568
https://gist.github.com/MrAlaskan/5e0c2af7f4a1d188814c7fa8f812c8da
https://github.com/advisories/GHSA-vq3c-wgc6-rvmq