CVE-2026-93515
.Org Server Present Extension Use-After-Free
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
A use-after-free in present_clear_window_notifies() in the X.org X Server before 21.1.25 and X Wayland before 24.1.14 could be used by malicious X clients to crash or potentially execute code in the X server context.
| CWE | CWE-416 |
| Vendor | x.org |
| Product | xorg-x11-server |
| Published | Oct 28, 2026 |
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Affected Versions
X.org / xorg-x11-server
0 < 21.1.25
x.org / xwayland
0 < 24.1.14
References
Credits
Anonymous working with TrendAI Zero Day Initiative