CVE-2025-13455: A vulnerability was reported in ThinkPlus configuration software that could allow a local authenticated user t

Routine

HIGH 7.8MITIGATEMITIGATEMITIGATE

CVE-2025-13455 is a high-severity flaw (CVSS 7.8) affecting thinkplus fu100 firmware, thinkplus fu200 firmware, thinkplus tu800 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was reported in ThinkPlus configuration software that could allow a local authenticated user to bypass ThinkPlus device authentication and enroll an untrusted fingerprint.

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

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 97%)
CISA exploited list	No
Weakness	CWE-290
Published	2026-01-14
Last modified	2026-06-17

Publisher (CNA): Lenovo Group Ltd. · Vendor: lenovo

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

Am I affected?

Timeline

2026-01-14 23:15 UTCPublished CVE record published
2026-06-17 08:34 UTCUpdated Record last modified

lenovo thinkplus fu100 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

lenovo thinkplus fu200 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

lenovo thinkplus tu800 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

lenovo thinkplus tsd303 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2025-13455?

thinkplus fu100 firmware: mitigate or apply the listed mitigation; thinkplus fu200 firmware: mitigate or apply the listed mitigation; thinkplus tu800 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-13455 being exploited?

CVE-2025-13455 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-2025-13455 affect?

CVE-2025-13455 affects thinkplus fu100 firmware, thinkplus fu200 firmware, thinkplus tu800 firmware. Severity is high (CVSS 7.8). A vulnerability was reported in ThinkPlus configuration software that could allow a local authenticated user to bypass ThinkPlus device authentication and enroll an untrusted fingerprint.

How urgent is CVE-2025-13455?

Priority 28/100. High severity

Software pages

Lenovo vulnerabilities

Related CVEs

CVE-2025-13454 MEDIUM 5.5 MITIGATE MITIGATE A potential vulnerability was reported in ThinkPlus configuration software that could allow a local authentica
CVE-2025-13453 MEDIUM 4.6 MITIGATE MITIGATE A potential vulnerability was reported in some ThinkPlus USB drives that could allow a user with physical acce

References

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