What is GHSA-v548-xc8v-gcmr?

GHSA-v548-xc8v-gcmr is a security advisory published by GitHub Security Advisories with High severity. In getEntryFileName of ZipFileRO.cpp, there is a possible memory safety issue due to a heap...

Which CVE IDs does GHSA-v548-xc8v-gcmr cover?

GHSA-v548-xc8v-gcmr covers the following CVE IDs: CVE-2026-58995. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-v548-xc8v-gcmr?

GHSA-v548-xc8v-gcmr has a CVSS v3 base score of 8.4, published by GitHub Security Advisories.

GHSA-v548-xc8v-gcmrHighCVSS 8.4

In getEntryFileName of ZipFileRO.cpp, there is a possible memory safety issue due to a heap...

Vendor

GitHub Security Advisories

Published

November 2, 2026

Last Modified

November 3, 2026

🔗 CVE IDs covered (1)

CVE-2026-58995 →

📋 Description

In getEntryFileName of ZipFileRO.cpp, there is a possible memory safety issue due to a heap buffer overflow. 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-2026-58995
https://source.android.com/docs/security/bulletin/2026/2026-11-01
https://github.com/advisories/GHSA-v548-xc8v-gcmr