CVE-2026-13046EPSS p23.3%

CVE-2026-13046CVE-2026-13046

Description

A deserialization of untrusted data vulnerability in WatchGuard Fireware OS's SAML single sign-on session handling (samld) allows an attacker who has already obtained the ability to write files on the appliance to execute arbitrary code in the context of the samld service by causing samld to load a maliciously crafted session file.

Scoring

EPSS0.32% probability of exploitation · percentile 23.3% · 2026-10-05T12:00:23Z
Last modified2026-10-01
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.