How severe is CVE-2025-6593?

CVE-2025-6593 has a CVSS 4.0 base score of 2.1, rated low severity.

Is CVE-2025-6593 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-6593?

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

Does CVE-2025-6593 have an EU (EUVD) identifier?

Yes. CVE-2025-6593 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206816.

When was CVE-2025-6593 published?

CVE-2025-6593 was published on 2026-02-02 and last updated on 2026-06-17.

CVE-2025-6593

CVE-2025-6593 is a low-severity vulnerability with a CVSS 4.0 base score of 2.1. 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-200.

Key facts

Severity: Low (CVSS 4.0 base score 2.1)
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-206816
Weakness: CWE-200
Published: 2026-02-02
Last modified: 2026-06-17

Description

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/user/User.Php. This issue affects MediaWiki: from 1.27.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

Frequently asked questions

What is CVE-2025-6593?: Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/user/User.Php. This issue affects MediaWiki: from 1.27.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.
How severe is CVE-2025-6593?: CVE-2025-6593 has a CVSS 4.0 base score of 2.1, rated low severity.
Is CVE-2025-6593 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-6593?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-6593 have an EU (EUVD) identifier?: Yes. CVE-2025-6593 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206816.
When was CVE-2025-6593 published?: CVE-2025-6593 was published on 2026-02-02 and last updated on 2026-06-17.

References

https://phabricator.wikimedia.org/T396230

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