How severe is CVE-2025-54549?

CVE-2025-54549 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2025-54549 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-54549?

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

Does CVE-2025-54549 have an EU (EUVD) identifier?

Yes. CVE-2025-54549 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36882.

When was CVE-2025-54549 published?

CVE-2025-54549 was published on 2025-10-29 and last updated on 2026-06-17.

CVE-2025-54549

CVE-2025-54549 is a medium-severity vulnerability with a CVSS 3.x base score of 5.9. 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-347.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-36882
Weakness: CWE-347
Published: 2025-10-29
Last modified: 2026-06-17

Description

Cryptographic validation of upgrade images could be circumventing by dropping a specifically crafted file into the upgrade ISO

Frequently asked questions

What is CVE-2025-54549?: Cryptographic validation of upgrade images could be circumventing by dropping a specifically crafted file into the upgrade ISO
How severe is CVE-2025-54549?: CVE-2025-54549 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2025-54549 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-54549?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-54549 have an EU (EUVD) identifier?: Yes. CVE-2025-54549 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36882.
When was CVE-2025-54549 published?: CVE-2025-54549 was published on 2025-10-29 and last updated on 2026-06-17.

References

https://www.arista.com/en/support/advisories-notices/security-advisory/22538-security-advisory-0124

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