CVE-2025-15553: Non-working logout functionality in Truesec’s LAPSWebUI before version 2.4 allows an attacker with access to a

Q: How do I fix CVE-2025-15553?

lapswebui: upgrade to 2.4. Exact commands for each OS are on this page.

Q: Is CVE-2025-15553 being exploited?

CVE-2025-15553 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-15553 affect?

CVE-2025-15553 affects lapswebui. Severity is high (CVSS 7.1). Non-working logout functionality 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 password.

Routine

HIGH 7.1UPGRADE

CVE-2025-15553 is a high-severity flaw (CVSS 7.1) affecting lapswebui. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Non-working logout functionality 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 password.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.1% (top 99%)
CISA exploited list	No
Weakness	CWE-613
Published	2026-03-16
Last modified	2026-06-17

Publisher (CNA): National Cyber Security Centre Finland · Vendor: truesec

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-03-16 14:17 UTCPublished CVE record published
2026-06-17 08:38 UTCUpdated Record last modified

truesec lapswebui UPGRADE

Affected: < 2.4

Fixed in: 2.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy lapswebui || rpm -q lapswebui || lapswebui --version

2. UPGRADE to 2.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade lapswebui

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade lapswebui

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-15553?

lapswebui: upgrade to 2.4. Exact commands for each OS are on this page.

Is CVE-2025-15553 being exploited?

CVE-2025-15553 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-15553 affect?

CVE-2025-15553 affects lapswebui. Severity is high (CVSS 7.1). Non-working logout functionality 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 password.

How urgent is CVE-2025-15553?

Priority 25/100. High severity

Related CVEs

CVE-2025-15554 HIGH 7.8 UPGRADE Browser caching of LAPS passwords in Truesec’s LAPSWebUI before version 2.4 allows an attacker with access to
CVE-2025-15552 HIGH 7.8 UPGRADE Insufficient Session Expiration in Truesec’s LAPSWebUI before version 2.4 allows an attacker with access to a

References

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