How severe is CVE-2025-27846?

CVE-2025-27846 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-27846 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-27846?

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

Does CVE-2025-27846 have an EU (EUVD) identifier?

Yes. CVE-2025-27846 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24833.

When was CVE-2025-27846 published?

CVE-2025-27846 was published on 2025-08-14 and last updated on 2026-06-17.

CVE-2025-27846

CVE-2025-27846 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. 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-269.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-24833
Weakness: CWE-269
Published: 2025-08-14
Last modified: 2026-06-17

Description

In ESPEC North America Web Controller 3 before 3.3.8, an attacker with physical access can gain elevated privileges because GRUB and the BIOS are unprotected.

Frequently asked questions

What is CVE-2025-27846?: In ESPEC North America Web Controller 3 before 3.3.8, an attacker with physical access can gain elevated privileges because GRUB and the BIOS are unprotected.
How severe is CVE-2025-27846?: CVE-2025-27846 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-27846 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-27846?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-27846 have an EU (EUVD) identifier?: Yes. CVE-2025-27846 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24833.
When was CVE-2025-27846 published?: CVE-2025-27846 was published on 2025-08-14 and last updated on 2026-06-17.

References

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