AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2023-25403

HIGH · CVSS 7.5 EPSS 0.65% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-03-03 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2023-25403
Severity
HIGH
CVSS
7.5
EPSS
0.65%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)