CVE-2026-92761 — WebVirtCloud Missing Authorization on Instance Control Actions
WebVirtCloud fails to properly validate permission flags in UserInstance grants, allowing view-only users to perform privileged actions. Attackers with read-only grants can powe…
Published: 2026-09-16 · CVSS: 8.7 · CVSS 4.0
WebVirtCloud fails to properly validate permission flags in UserInstance grants, allowing view-only users to perform privileged actions. Attackers with read-only grants can power off virtual machines, reset root passwords, install SSH keys, and manage ISO images by exploiting the get_instance gate that only checks grant existence.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7