CVE-2026-75431
CVE-2026-75431
PowerJob Server version 5.1.2 (and likely earlier) uses a predictable JWT signing key for HS256-based authentication. This allows a remote attacker to execute arbitrary code.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
Weakness classification (CWE)
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2026-75431?
- CVE-2026-75431 is a critical-severity vulnerability, classified under Use of Hard-coded Cryptographic Key. CVSS score: 9.1/10. Published 2026-09-04.
- How severe is CVE-2026-75431?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2026-75431 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.