CVE-2026-42493
An attacker can exploit multiple vulnerabilities in Xen to escalate privileges, disclose confidential information, or trigger a Denial-of-Service condition.
CSIRTS triage
- What
- Multiple vulnerabilities have been identified in Xen.
- Who is affected
- Users of Xen are affected.
- Urgency
- Remediation is not urgent as there are no known exploits for these vulnerabilities.
- Action
- Monitor for updates and apply patches when available.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.47% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 38% of all EPSS-scored CVEs.
Advisory coverage (4)
- high[NEW] [high] Xen: Multiple vulnerabilitiescert-bund · 2026-07-31
- unknownXen Multiple Vulnerabilitieshkcert · 2026-07-30
- unknownMultiple Vulnerabilities in Xen (July 29, 2026)cert-fr-avis · 2026-07-29
- highCVE-2026-42493: Addressing certain issues, in particular related to operations which may take excessively long…nvd · 2026-07-28
External references
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