CVE-2025-55736CWE-425CWE-807
flaskBlog allows arbitrary privilege escalation
Critical · published August 19, 2025
What it is
flaskBlog is a blog app built with Flask. In 2.8.0 and earlier, an arbitrary user can change his role to "admin", giving its relative privileges (e.g. delete users, posts, comments etc.). The problem is in the routes/adminPanelUsers file.
The record
Technical detail
- CVSS v4.0
- 9.3 · CRITICAL
- Vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
- EPSS
- 0.00270 · 18.2th percentile
- Weaknesses
- CWE-425 · Direct Request ('Forced Browsing'); CWE-807 · Reliance on Untrusted Inputs in a Security Decision
- Published
- 2025-08-19T19:04Z
EPSS history
Timeline