What is GHSA-hpj6-w8rm-g9h3?

GHSA-hpj6-w8rm-g9h3 is a security advisory published by GitHub Security Advisories with Medium severity. A use-after-free caused by lack of lifecycle management when adding / removing XInput master...

Which CVE IDs does GHSA-hpj6-w8rm-g9h3 cover?

GHSA-hpj6-w8rm-g9h3 covers the following CVE IDs: CVE-2026-93516. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-hpj6-w8rm-g9h3?

GHSA-hpj6-w8rm-g9h3 has a CVSS v3 base score of 5.5, published by GitHub Security Advisories.

GHSA-hpj6-w8rm-g9h3MediumCVSS 5.5

A use-after-free caused by lack of lifecycle management when adding / removing XInput master...

Vendor

GitHub Security Advisories

Published

October 28, 2026

Last Modified

October 28, 2026

🔗 CVE IDs covered (1)

CVE-2026-93516 →

📋 Description

A use-after-free caused by lack of lifecycle management when adding / removing XInput master devices in X.org X Server before 21.1.25 and XWayland before 24.1.14 could be used by authenticated X Clients to crash the X server or potentially execute code in X server context.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-93516
https://gitlab.freedesktop.org/xorg/xserver/-/commit/be572634158850fff4e9829cee88db08d30c9743
https://github.com/advisories/GHSA-hpj6-w8rm-g9h3