[UPDATE] [high] Xwayland and X.Org X11: Multiple vulnerabilities allow unspecified attack
A remote, anonymous attacker can exploit multiple vulnerabilities in Xwayland and X.Org X11 to conduct an unspecified attack.
CSIRTS triage
- What
- A remote, anonymous attacker can exploit multiple vulnerabilities in Xwayland and X.Org X11 to conduct an unspecified attack.
- Who is affected
- Users of Xwayland and X.Org X11.
- Urgency
- Remediation is urgent due to the high severity of the vulnerabilities.
- Action
- Update to the latest version of Xwayland and X.Org X11.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2436
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2025-622290.48% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 38% of all scored CVEs.
- Low exploitation riskCVE-2025-622300.27% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all scored CVEs.
- Low exploitation riskCVE-2025-622310.28% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 20% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2025-62229 | coverage & exploitation status | NVD · CVE.org |
| CVE-2025-62230 | coverage & exploitation status | NVD · CVE.org |
| CVE-2025-62231 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Xwayland and X.Org X11
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- medium[UPDATE] [medium] X.Org X11, Xwayland: Multiple vulnerabilitiescert-bund · 2026-07-09
- medium[UPDATE] [medium] X.Org X11 and Xwayland: Multiple vulnerabilitiescert-bund · 2026-07-09
- medium[UPDATE] [medium] X.Org X11 and Xwayland: Multiple vulnerabilitiescert-bund · 2026-07-09
- high[NEW] [high] X.Org X11 and Xwayland: Multiple vulnerabilities allow code execution and DoScert-bund · 2026-07-09
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