Dashboard / CVE-2026-121640

CVE-2026-121640

CRITICAL
INFO Priority: 0.04 BB Relevance: 78/100
Published: 2026-11-04 Modified: 2026-11-06 First seen: 2026-11-04 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: X
AT: Present
VC: None
VI: High
VA: High

Description

An Authentication Bypass by Capture-replay vulnerability in WatchGuard AuthPoint Gateway allows an attacker who has observed a legitimate request between AuthPoint Gateway components to replay it and perform unauthorized administrative actions, including disrupting authentication services.

Weakness Classification (1)

Affected Software (2)

VendorProductVersion
WatchGuard AuthPoint Authentication Gateway 1.0 < 7.6.0
WatchGuard AuthPoint Authentication Gateway 1.0 < 7.6.0

References & Advisories (1)

Bug Bounty Relevance

78 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

9.1 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS — Exploitation Probability

0.47%
Raw Score 0.004690
Percentile 41.1%
Date 2026-11-13

EPSS Trend

2026-11-13
0.00469
2026-11-12
0.00469
2026-11-10
0.00469
2026-11-09
0.00469
2026-11-08
0.00469
2026-11-07
0.00469
2026-11-06
0.00469
2026-11-05
0.00469

Intelligence Sources

mitre ref →
nvd ref →

External Links