Covered by 2 outlets — first reported by BleepingComputer, Nov 10, 10:10 UTC
Hackers now exploit critical Barracuda ESG flaws to gain root access
In brief
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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2 outlets, in the order they reported it.
BleepingComputerFirst report
Hackers now exploit critical Barracuda ESG flaws to gain root access
Cybersecurity company Barracuda Networks warned that attackers have begun exploiting two recently patched Email Security Gateway (ESG) vulnerabilities that let them run commands with root privileges.
The Hacker News
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.
Explained
The technology and terms in this story. Learn more
- WeaknessAuthentication bypassA flaw that lets someone in without valid credentials.
- ConceptExploitCode or a technique that turns a software flaw into something an attacker can actually use.
- ConceptCVE · Common Vulnerabilities and ExposuresThe public ID system for vulnerabilities, such as CVE-2026-12345, so everyone means the same bug.