CVE-2026-49998: Centrifugo's dynamic JWKS key cache keyed only by `kid` allows cross-issuer JWT authentication bypass
HIGH
CVSS 8.2
Exploit Available
Published: July 1, 2026 | Last Modified: July 1, 2026
Description
Centrifugo's dynamic JWKS key cache keyed only by `kid` allows cross-issuer JWT authentication bypass
Ghostwire Analysis — What This Means Practically
- High CVSS score indicates significant risk — exploitation could lead to substantial data exposure or system compromise.
- Exploit code is reported to be available, increasing the likelihood of active exploitation.
This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.
References