CVE-2026-93536

DiscoveredOct 28, 2026UpdatedOct 29, 2026

A use after free caused by missing lifecycle management of gesture sprites in GestureBuildSprite() 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.

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CVSS v3.1

5.3 MEDIUM

EPSS

0.17%

probability of exploitation in 30 days

CISA KEV

Not listed

no confirmed exploitation reported

News coverage

sources referencing this CVE

Related IOCs

seen in the same coverage

CVSS v3.1 Detail

Attack VectorLOCAL

Attack ComplexityHIGH

Privileges RequiredLOW

User InteractionNONE

ScopeUNCHANGED

ConfidentialityLOW

IntegrityNONE

AvailabilityHIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H

Connections

1 relationships

CWE-122

source

Timeline

disclosure → media coverage

Oct 28, 2026

Disclosure — published as a CVE record.