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CVE-2026-93516 is a use-after-free vulnerability involving modifierDevice in XInput Passive Grab handling in X.Org Server and Xwayland. It affects X.Org Server versions before 21.1.25 and Xwayland versions before 24.1.14. Specific triggering conditions and exploitation outcomes are currently not available.
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No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
10 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A vulnerability affecting Fedora 44's xorg-x11-server-Xwayland package, addressed by advisory FEDORA-2026-2448dda850. The content does not describe its technical cause or individual impact.
A use-after-free vulnerability involving modifierDevice in XInput passive grabs. Rated Important with CVSS v3.1 score 7.8, its vector indicates local exploitation requiring low privileges, no user interaction, and high confidentiality, integrity, and availability impacts. An upstream fix exists in xorg-server 21.1.25, but the listed affected Amazon Linux packages remain Pending Fix.
A vulnerability affecting Alpine Linux xorg-server and related packages. The reference does not describe its technical mechanism or individual severity. Updating to version 21.1.25-r0 or later is the stated remediation.
A use-after-free vulnerability involving modifierDevice in XInput passive grabs, included in the X.Org security advisory affecting FreeBSD packages. Security fixes are available in xorg-server 21.1.25 and xwayland 24.1.14.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.