How severe is CVE-2025-49797?

CVE-2025-49797 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-49797 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-49797?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-49797 have an EU (EUVD) identifier?

Yes. CVE-2025-49797 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19089.

When was CVE-2025-49797 published?

CVE-2025-49797 was published on 2025-06-25 and last updated on 2026-06-17.

CVE-2025-49797

CVE-2025-49797 is a high-severity vulnerability with a CVSS 3.x base score of 7.8. 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-552.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v4: 8.5
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19089
Weakness: CWE-552
Published: 2025-06-25
Last modified: 2026-06-17

Description

Multiple Brother driver installers for Windows contain a privilege escalation vulnerability. If exploited, an arbitrary program may be executed with the administrative privilege. As for the details of affected product names, model numbers, and versions, refer to the information provided by the respective vendors listed under [References].

Frequently asked questions

What is CVE-2025-49797?: Multiple Brother driver installers for Windows contain a privilege escalation vulnerability. If exploited, an arbitrary program may be executed with the administrative privilege. As for the details of affected product names, model numbers, and versions, refer to the information provided by the respective vendors listed under [References].
How severe is CVE-2025-49797?: CVE-2025-49797 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-49797 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-49797?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-49797 have an EU (EUVD) identifier?: Yes. CVE-2025-49797 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19089.
When was CVE-2025-49797 published?: CVE-2025-49797 was published on 2025-06-25 and last updated on 2026-06-17.

References

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