CVE-2026-34001
A local attacker can exploit multiple vulnerabilities in X.Org X11 and Xwayland to carry out unspecified attacks, potentially including memory corruption, information disclosure, or a denial-of-service condition.
CSIRTS triage
- What
- Multiple vulnerabilities can be exploited by a local attacker to carry out unspecified attacks, potentially including memory corruption, information disclosure, or Denial of Service.
- Who is affected
- Local users of X.Org X11 and Xwayland.
- Urgency
- Remediation is important due to the potential for various attacks, although exploitation has not been reported.
- Action
- Update to the latest version of X.Org X11 and Xwayland.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all EPSS-scored CVEs.
Advisory coverage (1)
- medium[UPDATE] [medium] X.Org X11, Xwayland: Multiple vulnerabilitiescert-bund · 2026-07-09
External references
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