CVE-2025-66377

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-12-25 · updated 2026-10-07
Weakness: CWE-306

Description

Pexip Infinity before 39.0 has Missing Authentication for a Critical Function in a product-internal API, allowing an attacker (who already has access to execute code on one node within a Pexip Infinity installation) to impact the operation of other nodes within the installation.

Affected products

Pexip Infinity: before 39.0 — fixed in 39.0

How to fix

Upgrade to a fixed version: Pexip Infinity 39.0. Check the vendor advisory for mitigations.

References

https://docs.pexip.com/admin/security_bulletins.htm

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