CVE-2025-15552: Insufficient Session Expiration in Truesec’s LAPSWebUI before version 2.4 allows an attacker with access to a

Q: How do I fix CVE-2025-15552?

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

Q: Is CVE-2025-15552 being exploited?

CVE-2025-15552 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-2025-15552 affect?

CVE-2025-15552 affects lapswebui. Severity is high (CVSS 7.8). Insufficient Session Expiration 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 7.8UPGRADE

CVE-2025-15552 is a high-severity flaw (CVSS 7.8) affecting lapswebui. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Insufficient Session Expiration 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	7.8 (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-2025-15552?

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

Is CVE-2025-15552 being exploited?

CVE-2025-15552 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-2025-15552 affect?

CVE-2025-15552 affects lapswebui. Severity is high (CVSS 7.8). Insufficient Session Expiration 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-2025-15552?

Priority 28/100. 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-2025-15553 HIGH 7.1 UPGRADE Non-working logout functionality in Truesec’s LAPSWebUI before version 2.4 allows an attacker with access to a

References

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