Vulnerability in Centrifugal Centrifugo
CVE-2026-49998
Centrifugo is an open-source scalable real-time messaging server. Prior to 6.8.1, Centrifugo dynamic JWKS endpoint verification could reuse a key for one allowed issuer to verify a JWT for another allowed issuer because the JWKS cache and…
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N.
Affected products
- Centrifugal Centrifugo — versions < 6.8.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-49998?
- CVE-2026-49998 is a high-severity vulnerability in Centrifugal Centrifugo, classified under Improper Verification of Cryptographic Signature. CVSS score: 8.2/10. Published 2026-07-16.
- How severe is CVE-2026-49998?
- High severity. CVSS v3 base score is 8.2 out of 10.