CVE-2026-71485
Client can spoof trusted headers, enabling auth bypass in Centrifugo <6.9.0.
Is CVE-2026-71485 being exploited?
Not confirmed. CVE-2026-71485 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.42% probability of exploitation in the next 30 days.
How severe is CVE-2026-71485?
CVE-2026-71485 is rated Critical with a CVSS score of 9.1. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-71485?
Yes. A fix has been recorded for CVE-2026-71485. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-71485 affect?
CVE-2026-71485 affects Centrifugo < 6.9.0, unidirectional gRPC transport, proxy HTTP/gRPC proxy paths. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-71485?
Upgrade Centrifugo to 6.9.0+ and reject/trust-validate backend headers.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote attacker can spoof headers (e.g., x-trusted-user) to bypass authentication/authorization for connect/refresh/subscribe/publish/RPC, enabling impersonation and unauthorized access.
Immediate action required
- affected< 6.9.0
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.