CVE-2026-121529

CRITICAL 4 PoCs
INFO Priority: 0.02 BB Relevance: 78/100
Published: 2026-11-10 Modified: 2026-11-13 First seen: 2026-11-10 Status: active

Attack Surface

Network Low Complexity No Auth Conf. Impact Integ. Impact Scope Change

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: Required
S: Changed
C: High
I: High
A: High

Description

A origin validation error vulnerability in Fortinet FortiClientMac 7.4.0 through 7.4.7, FortiClientWindows 7.4.0 through 7.4.7, FortiClientWindows 7.2.0 through 7.2.14, FortiClientWindowsPAM 7.4.7, FortiClientWindowsPAM 7.2.14 may allow an unauthorized remote attacker to execute unauthorized code or commands. Successful exploitation requires interaction with the victim.

Weakness Classification (1)

Bug Bounty Relevance

78 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ PoC available (4)

CVSS Score

9.1 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

EPSS — Exploitation Probability

0.22%
Raw Score 0.002180
Percentile 12.4%
Date 2026-11-12

Intelligence Sources

mitre ref →
nvd ref →