CVE-2026-79575

Summary

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.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

Additional References

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

References

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

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