What is GHSA-cr88-gcpv-fgc4?

GHSA-cr88-gcpv-fgc4 is a security advisory published by GitHub Security Advisories with Critical severity. Out-of-bounds write in RPC Runtime allows an unauthorized attacker to execute code over a network.

Which CVE IDs does GHSA-cr88-gcpv-fgc4 cover?

GHSA-cr88-gcpv-fgc4 covers the following CVE IDs: CVE-2026-83910. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-cr88-gcpv-fgc4?

GHSA-cr88-gcpv-fgc4 has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-cr88-gcpv-fgc4CriticalCVSS 9.8

Out-of-bounds write in RPC Runtime allows an unauthorized attacker to execute code over a network.

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-83910 →

📋 Description

Out-of-bounds write in RPC Runtime allows an unauthorized attacker to execute code over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-83910
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83910
https://github.com/advisories/GHSA-cr88-gcpv-fgc4