CVE-2025-31731: WordPress Author Bio Shortcode Plugin <= 2.5.3 - Cross Site Scripting (XSS) vulnerability

6.5 CVSS

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Philip John Author Bio Shortcode allows Stored XSS. This issue affects Author Bio Shortcode: from n/a through 2.5.3.

Classification

CVE ID: CVE-2025-31731

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.5

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Problem Types

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Vendor: Philip John

Product: Author Bio Shortcode

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.03% (probability of being exploited)

EPSS Percentile: 8.49% (scored less or equal to compared to others)

EPSS Date: 2025-04-20 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-31731
https://patchstack.com/database/wordpress/plugin/author-bio-shortcode/vulnerability/wordpress-author-bio-shortcode-plugin-2-5-3-cross-site-scripting-xss-vulnerability?_s_id=cve

Timeline