CVE-2026-84715 — FeatherPanel before 1.3.7.10 Privilege Escalation via Subuser Permission Update
FeatherPanel versions before 1.3.7.10 fail to validate permissions in the SubuserController updateSubuser handler, allowing authenticated subusers to modify their own permission…
Published: 2026-09-02 · CVSS: 8.7 · CVSS 4.0
FeatherPanel versions before 1.3.7.10 fail to validate permissions in the SubuserController updateSubuser handler, allowing authenticated subusers to modify their own permission records. A subuser with minimal permissions can send a crafted request to grant themselves full server control, enabling unauthorized access to sensitive data, backups, and server configuration.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7