How severe is CVE-2025-30573?

CVE-2025-30573 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-30573 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-30573?

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

Does CVE-2025-30573 have an EU (EUVD) identifier?

Yes. CVE-2025-30573 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7951.

When was CVE-2025-30573 published?

CVE-2025-30573 was published on 2025-03-24 and last updated on 2026-06-17.

CVE-2025-30573

CVE-2025-30573 is a medium-severity vulnerability with a CVSS 3.x base score of 5.9. 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 5.9)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-7951
Weakness: CWE-79
Published: 2025-03-24
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in mrdenny My Default Post Content my-default-post-content allows Stored XSS.This issue affects My Default Post Content: from n/a through <= 0.7.3.

Frequently asked questions

What is CVE-2025-30573?: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in mrdenny My Default Post Content my-default-post-content allows Stored XSS.This issue affects My Default Post Content: from n/a through <= 0.7.3.
How severe is CVE-2025-30573?: CVE-2025-30573 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-30573 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-30573?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-30573 have an EU (EUVD) identifier?: Yes. CVE-2025-30573 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7951.
When was CVE-2025-30573 published?: CVE-2025-30573 was published on 2025-03-24 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/my-default-post-content/vulnerability/wordpress-my-default-post-content-0-7-3-cross-site-scripting-xss-vulnerability?_s_id=cve

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