Improper Access Control in WatchGuard Access Points
CVE-2026-101891

9.3CRITICAL

Key Information:

Vendor

Watchguard

Status
Watchguard Ap
Vendor
CVE Published:
28 September 2026

Badges

👾 Exploit Exists

What is CVE-2026-101891?

An improper access control vulnerability exists in the internal API service of WatchGuard Access Points, enabling an unauthenticated attacker with network access to the access point to gain a valid API session. This could potentially allow the attacker to exploit the API for unauthorized actions, posing significant security risks to affected networks.

Affected Version(s)

WatchGuard AP 1.0 < 3.4.8

References

https://psirt.watchguard.com/CVE-2026-101891
vendor-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Discovered internally by WatchGuard
.