high7.5
CVE-2023-25403
CleverStupidDog yf-exam v 1.8.0 is vulnerable to Authentication Bypass.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Yf-Exam Project | Yf-Exam | Version 1.8.0 |