CYBERHAWK / CVE / CVE-2026-50260
CVE-2026-50260
X.Org X server
HIGH
CVSS 7.8
vibe
oss
The flaw
Use-after-free flaw in FreeCounter() when client sets up multiple SyncCounters and destroys them via second connection.
What to do
Update X.Org X server and Xwayland to latest versions