Security news

Vulnerabilities 2026-11-11 · just now Source: The Hacker News

Hackers Exploit Critical Xen Orchestra Auth Bypass Flaw to Gain Admin Access

Hackers Exploit Critical Xen Orchestra Auth Bypass Flaw to Gain Admin Access

Summary

French software company Vates VMS has warned of a critical security vulnerability in Xen Orchestra that it said is being actively exploited in the wild. The authentication bypass flaw, which does not yet have a CVE identifier, is tracked as VSA-2026-062. "REST cookie parsing turns authenticationToken=j:%7B%7D into {}," Vates VMS said in an alert. "REST authentication passes that object to the

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