CVE-2026-79575

Published: Sep 8, 2026Modified: Sep 9, 2026Deferred

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability: 3.9 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

The JWT signing secret in yfexam-exam v2.0 is derived from the username and the current month instead of a random server-side key, making the secret key easily obtainable via a bruteforce attack.

Related CWEs

CWE-330

Use of Insufficiently Random Values

The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.

References (2)

https://github.com/fangtang7/CVE/blob/main/yf-exam/JWT.md

Source: cve@mitre.org

https://github.com/fangtang7/CVE/blob/main/yf-exam/JWT.md

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Timeline

No history available yet.