How severe is CVE-2024-56021?

CVE-2024-56021 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-2024-56021 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-56021?

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

Does CVE-2024-56021 have an EU (EUVD) identifier?

Yes. CVE-2024-56021 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52919.

When was CVE-2024-56021 published?

CVE-2024-56021 was published on 2025-01-01 and last updated on 2026-06-17.

CVE-2024-56021

CVE-2024-56021 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% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-52919
Weakness: CWE-79
Published: 2025-01-01
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ibnuyahya Category Post Shortcode category-post-shortcode allows Stored XSS.This issue affects Category Post Shortcode: from n/a through <= 2.4.

Frequently asked questions

What is CVE-2024-56021?: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ibnuyahya Category Post Shortcode category-post-shortcode allows Stored XSS.This issue affects Category Post Shortcode: from n/a through <= 2.4.
How severe is CVE-2024-56021?: CVE-2024-56021 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-2024-56021 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-56021?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-56021 have an EU (EUVD) identifier?: Yes. CVE-2024-56021 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52919.
When was CVE-2024-56021 published?: CVE-2024-56021 was published on 2025-01-01 and last updated on 2026-06-17.

References

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

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