What is GHSA-pc66-c4rr-339x?

GHSA-pc66-c4rr-339x is a security advisory published by GitHub Security Advisories with Medium severity. In multiple locations, there is a possible permission bypass due to side channel information...

Which CVE IDs does GHSA-pc66-c4rr-339x cover?

GHSA-pc66-c4rr-339x covers the following CVE IDs: CVE-2026-56888. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-pc66-c4rr-339x?

GHSA-pc66-c4rr-339x has a CVSS v3 base score of 5.5, published by GitHub Security Advisories.

GHSA-pc66-c4rr-339xMediumCVSS 5.5

In multiple locations, there is a possible permission bypass due to side channel information...

Vendor

GitHub Security Advisories

Published

September 15, 2026

Last Modified

September 15, 2026

🔗 CVE IDs covered (1)

CVE-2026-56888 →

📋 Description

In multiple locations, there is a possible permission bypass due to side channel information disclosure. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-56888
https://source.android.com/docs/security/bulletin/pixel/2026/2026-09-01
https://github.com/advisories/GHSA-pc66-c4rr-339x