PT-2025-53395 · Pexip · Pexip Infinity

Published 2025-12-25 · Updated 2026-01-05 · CVE-2025-66443

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Pexip Infinity versions 35.0 through 38.1

Description Pexip Infinity, in non-default configurations utilizing Direct Media for WebRTC, exhibits an improper input validation issue within its signalling process. This flaw allows an attacker to induce a software abort, leading to a temporary denial of service.

Recommendations Update to version 39.0 or later.

Fix

DoS

Assertion Failure

Weakness Enumeration

CWE-617

Related Identifiers

CVE-2025-66443

Affected Products

Pexip Infinity

References · 7

• https://docs.pexip.com/admin/security_bulletins.htm · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-66443 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-66443 · Security Note
• https://t.me/cveNotify/146824 · Telegram Post
• https://twitter.com/TheHackerWire/status/2004351339695157470 · Twitter Post
• https://t.me/CVEtracker/40647 · Telegram Post
• https://t.me/cveNotify/147751 · Telegram Post