Admin Passwords Cached by Browsers in Truesec LAPSWebUI

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2025-15554
StatePUBLISHED
AssignerNCSC-FI
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-16 14:17:56 UTC
Updated2026-04-07 00:50:55 UTC
DescriptionBrowser 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.

Risk And Classification

Primary CVSS: v4.0 6 MEDIUM from db4dfee8-a97e-4877-bfae-eba6d14a2166

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/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: 0.000150000 probability, percentile 0.027870000 (date 2026-04-07)

Problem Types: CWE-525 | CWE-525 CWE-525 Use of web browser cache containing sensitive information

VersionSourceTypeScoreSeverityVector
4.0db4dfee8-a97e-4877-bfae-eba6d14a2166Secondary6MEDIUMCVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H/E:X/C...
4.0CNACVSS6MEDIUMCVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H
3.1[email protected]Primary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
Low
User Interaction
Passive
Confidentiality
High
Integrity
None
Availability
None
Sub Conf.
High
Sub Integrity
High
Sub Availability
High

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/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

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Truesec Lapswebui All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Truesec LAPSWebUI affected 2.4 maven Not specified
CNA Truesec LAPSWebUI unaffected 2.4 maven Not specified

References

ReferenceSourceLinkTags
labs.reversec.com/advisories/2026/03/admin-passwords-cached-by-browsers-in-true... db4dfee8-a97e-4877-bfae-eba6d14a2166 labs.reversec.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Laban Sköllermark at Reversec Sweden AB (en)

Additional Advisory Data

Workarounds

CNA: Make sure the web server hosting LAPSWebUI sets the following HTTP response header: Cache-Control: no-store

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