How severe is CVE-2025-26408?

CVE-2025-26408 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2025-26408 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-26408?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-26408 have an EU (EUVD) identifier?

Yes. CVE-2025-26408 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4191.

When was CVE-2025-26408 published?

CVE-2025-26408 was published on 2025-02-11 and last updated on 2026-06-17.

CVE-2025-26408

CVE-2025-26408 is a medium-severity vulnerability with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1191.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-4191
Weakness: CWE-1191
Published: 2025-02-11
Last modified: 2026-06-17

Description

The JTAG interface of Wattsense Bridge devices can be accessed with physical access to the PCB. After connecting to the interface, full access to the device is possible. This enables an attacker to extract information, modify and debug the device's firmware. All known versions are affected.

Frequently asked questions

What is CVE-2025-26408?: The JTAG interface of Wattsense Bridge devices can be accessed with physical access to the PCB. After connecting to the interface, full access to the device is possible. This enables an attacker to extract information, modify and debug the device's firmware. All known versions are affected.
How severe is CVE-2025-26408?: CVE-2025-26408 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-26408 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-26408?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-26408 have an EU (EUVD) identifier?: Yes. CVE-2025-26408 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4191.
When was CVE-2025-26408 published?: CVE-2025-26408 was published on 2025-02-11 and last updated on 2026-06-17.

References

Other CWE-1191 vulnerabilities

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CVE-2023-32666 — High (CVSS 7.2): On-chip debug and test interface with improper access control in some 4th Generation Intel(R) Xeon(R) Processors when…

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