How severe is CVE-2025-11175?

CVE-2025-11175 has a CVSS 4.0 base score of 8.8, rated high severity.

Is CVE-2025-11175 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-11175?

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-2025-11175 have an EU (EUVD) identifier?

Yes. CVE-2025-11175 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206571.

When was CVE-2025-11175 published?

CVE-2025-11175 was published on 2026-01-30 and last updated on 2026-06-17.

CVE-2025-11175

CVE-2025-11175 is a high-severity vulnerability with a CVSS 4.0 base score of 8.8. 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-917.

Key facts

Severity: High (CVSS 4.0 base score 8.8)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-206571
Weakness: CWE-917
Published: 2026-01-30
Last modified: 2026-06-17

Description

Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection') vulnerability in The Wikimedia Foundation Mediawiki - DiscussionTools Extension allows Regular Expression Exponential Blowup.This issue affects Mediawiki - DiscussionTools Extension: 1.44, 1.43.

Frequently asked questions

What is CVE-2025-11175?: Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection') vulnerability in The Wikimedia Foundation Mediawiki - DiscussionTools Extension allows Regular Expression Exponential Blowup.This issue affects Mediawiki - DiscussionTools Extension: 1.44, 1.43.
How severe is CVE-2025-11175?: CVE-2025-11175 has a CVSS 4.0 base score of 8.8, rated high severity.
Is CVE-2025-11175 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-11175?: 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-2025-11175 have an EU (EUVD) identifier?: Yes. CVE-2025-11175 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206571.
When was CVE-2025-11175 published?: CVE-2025-11175 was published on 2026-01-30 and last updated on 2026-06-17.

References

Other CWE-917 vulnerabilities

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CVE-2026-11561 — Critical (CVSS 9.8): Improper neutralization of special elements used in an expression language statement ('expression language injection')…
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