CVE-2025-15554: Admin Passwords Cached by Browsers in Truesec LAPSWebUI

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-16 · updated 2026-06-17
Weakness: CWE-525

Description

Browser caching of LAPS passwords in Truesec’s LAPSWebUI before version 2.4 allows an attacker with access to a workstation to escalate their privileges via disclosure of local admin passwords.

Affected products

Truesec LAPSWebUI: before 2.4 — fixed in 2.4

How to fix

Upgrade to a fixed version: Truesec LAPSWebUI 2.4. Check the vendor advisory for mitigations.

References

https://labs.reversec.com/advisories/2026/03/admin-passwords-cached-by-browsers-in-truesec-lapswebui

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