What is CVE-2024-3978?

CVE-2024-3978 is a medium-severity vulnerability in Andrewabarber WordPress Jitsi Shortcode, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2024-06-14.

How severe is CVE-2024-3978?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Andrewabarber WordPress Jitsi Shortcode

CVE-2024-3978

The WordPress Jitsi Shortcode WordPress plugin through 0.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Vulnerability class: XSS (Cross-Site Scripting)

Published 2024-06-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (26.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 26.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Andrewabarber WordPress Jitsi Shortcode
WordPress Jitsi Shortcode — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

wpscan.com/vulnerability/a9f47d11-47ac-4998-a82a-dc2f3b0decdf/ (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2024-3978?: CVE-2024-3978 is a medium-severity vulnerability in Andrewabarber WordPress Jitsi Shortcode, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2024-06-14.
How severe is CVE-2024-3978?: Medium severity. CVSS v3 base score is 5.4 out of 10.