How severe is CVE-2025-64367?

CVE-2025-64367 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-64367 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-64367?

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

Does CVE-2025-64367 have an EU (EUVD) identifier?

Yes. CVE-2025-64367 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37326.

When was CVE-2025-64367 published?

CVE-2025-64367 was published on 2025-10-31 and last updated on 2026-06-17.

CVE-2025-64367

CVE-2025-64367 is a medium-severity vulnerability with a CVSS 3.x base score of 6.5. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-37326
Weakness: CWE-79
Published: 2025-10-31
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Adrian Tobey Groundhogg groundhogg allows Stored XSS.This issue affects Groundhogg: from n/a through <= 4.2.6.

Frequently asked questions

What is CVE-2025-64367?: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Adrian Tobey Groundhogg groundhogg allows Stored XSS.This issue affects Groundhogg: from n/a through <= 4.2.6.
How severe is CVE-2025-64367?: CVE-2025-64367 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-64367 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-64367?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-64367 have an EU (EUVD) identifier?: Yes. CVE-2025-64367 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37326.
When was CVE-2025-64367 published?: CVE-2025-64367 was published on 2025-10-31 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/groundhogg/vulnerability/wordpress-groundhogg-plugin-4-2-6-cross-site-scripting-xss-vulnerability?_s_id=cve

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