CVE-2023-25403EPSS p46.4%
CVE-2023-25403CVE-2023-25403
yf-exam_project / yf-exam
Description
CleverStupidDog yf-exam v 1.8.0 is vulnerable to Authentication Bypass. The program uses a fixed JWT key, and the stored key uses username format characters. Any user who logged in within 24 hours. A token can be forged with his username to bypass authentication.
Scoring
| CVSS | 7.5 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| EPSS | 0.65% probability of exploitation · percentile 46.4% · 2026-06-18T12:00:27Z |
| Last modified | 2026-06-17 |