How severe is CVE-2024-55864?

CVE-2024-55864 has a CVSS 3.x base score of 4.8, 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 none.

Is CVE-2024-55864 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-55864?

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

Does CVE-2024-55864 have an EU (EUVD) identifier?

Yes. CVE-2024-55864 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52838.

When was CVE-2024-55864 published?

CVE-2024-55864 was published on 2024-12-17 and last updated on 2026-06-17.

CVE-2024-55864

CVE-2024-55864 is a medium-severity vulnerability with a CVSS 3.x base score of 4.8. 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 4.8)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-52838
Weakness: CWE-79
Published: 2024-12-17
Last modified: 2026-06-17

Description

Cross-site scripting vulnerability exists in My WP Customize Admin/Frontend versions prior to ver 1.24.1. If a malicious administrative user customizes the administrative page with some malicious contents, an arbitrary script may be executed on the web browser of the other users who are accessing the page.

Frequently asked questions

What is CVE-2024-55864?: Cross-site scripting vulnerability exists in My WP Customize Admin/Frontend versions prior to ver 1.24.1. If a malicious administrative user customizes the administrative page with some malicious contents, an arbitrary script may be executed on the web browser of the other users who are accessing the page.
How severe is CVE-2024-55864?: CVE-2024-55864 has a CVSS 3.x base score of 4.8, 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 none.
Is CVE-2024-55864 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-55864?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-55864 have an EU (EUVD) identifier?: Yes. CVE-2024-55864 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52838.
When was CVE-2024-55864 published?: CVE-2024-55864 was published on 2024-12-17 and last updated on 2026-06-17.

References

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →