How severe is CVE-2025-23442?

CVE-2025-23442 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-23442 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-23442?

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-2025-23442 have an EU (EUVD) identifier?

Yes. CVE-2025-23442 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-3184.

When was CVE-2025-23442 published?

CVE-2025-23442 was published on 2025-01-16 and last updated on 2026-06-17.

CVE-2025-23442

CVE-2025-23442 is a high-severity vulnerability with a CVSS 3.x base score of 7.1. 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-352.

Key facts

Severity: High (CVSS 3.x base score 7.1)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-3184
Weakness: CWE-352
Published: 2025-01-16
Last modified: 2026-06-17

Description

Cross-Site Request Forgery (CSRF) vulnerability in mschertel Shockingly Big IE6 Warning shockingly-big-ie6-warning allows Stored XSS.This issue affects Shockingly Big IE6 Warning: from n/a through <= 1.6.3.

Frequently asked questions

What is CVE-2025-23442?: Cross-Site Request Forgery (CSRF) vulnerability in mschertel Shockingly Big IE6 Warning shockingly-big-ie6-warning allows Stored XSS.This issue affects Shockingly Big IE6 Warning: from n/a through <= 1.6.3.
How severe is CVE-2025-23442?: CVE-2025-23442 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-23442 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-23442?: 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-2025-23442 have an EU (EUVD) identifier?: Yes. CVE-2025-23442 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-3184.
When was CVE-2025-23442 published?: CVE-2025-23442 was published on 2025-01-16 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/shockingly-big-ie6-warning/vulnerability/wordpress-shockingly-big-ie6-warning-plugin-1-6-3-csrf-to-stored-xss-vulnerability?_s_id=cve

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