CVE-2026-42491
A remote, anonymous attacker can exploit a vulnerability in Xen to manipulate files.
CSIRTS triage
- What
- A vulnerability allows file manipulation.
- Who is affected
- Remote, anonymous attackers can exploit this vulnerability.
- Urgency
- Remediation is medium urgency as exploitation is possible but not currently active.
- Action
- Apply the latest security patches provided by Xen.
AI-assisted analysis generated from the source advisory — verify against the original.
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Advisory coverage (3)
- medium[NEW] [medium] Xen: Vulnerability allows file manipulationcert-bund · 2026-07-15
- unknownVulnerability in Xen XAPI (July 15, 2026)cert-fr-avis · 2026-07-15
- unknownMultiple Vulnerabilities in Citrix Products (July 15, 2026)cert-fr-avis · 2026-07-15
External references
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[](https://www.csirts.com/cve/CVE-2026-42491)