Hackers Exploit Critical Xen Orchestra Auth Bypass Flaw to Gain Admin Access
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
What happened
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
Why it matters
The incident may affect operational continuity, asset safety or trust around Security. Watch for verified scope and remediation.
Affected entities
View evidence
1 reports · 1 original report · 1 independent
- The Hacker NewsPrimary source · Supports · EN · 100%Hackers Exploit Critical Xen Orchestra Auth Bypass Flaw to Gain Admin Access ↗
Claims
- Hackers Exploit Critical Xen Orchestra Auth Bypass Flaw to Gain Admin Access Observed
Conflicts
No material conflict detected in the available evidence.
Timeline
- First reported
Market move following event
Market reaction is not yet available for this asset and time window.