How severe is CVE-2025-30553?

CVE-2025-30553 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-2025-30553 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-30553?

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

Does CVE-2025-30553 have an EU (EUVD) identifier?

Yes. CVE-2025-30553 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7959.

When was CVE-2025-30553 published?

CVE-2025-30553 was published on 2025-03-24 and last updated on 2026-06-17.

CVE-2025-30553

CVE-2025-30553 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% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-7959
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 Z.com byGMO GMO Font Agent gmo-font-agent allows Stored XSS.This issue affects GMO Font Agent: from n/a through <= 1.6.

Frequently asked questions

What is CVE-2025-30553?: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Z.com byGMO GMO Font Agent gmo-font-agent allows Stored XSS.This issue affects GMO Font Agent: from n/a through <= 1.6.
How severe is CVE-2025-30553?: CVE-2025-30553 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-2025-30553 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-30553?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-30553 have an EU (EUVD) identifier?: Yes. CVE-2025-30553 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7959.
When was CVE-2025-30553 published?: CVE-2025-30553 was published on 2025-03-24 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/gmo-font-agent/vulnerability/wordpress-gmo-font-agent-plugin-1-6-cross-site-scripting-xss-vulnerability?_s_id=cve

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