CVE-2023-49846: WordPress Author Avatars List/Block Plugin <= 2.1.17 is vulnerable to Cross Site Scripting (XSS)

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-12-14 · updated 2026-06-17
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Paul Bearne Author Avatars List/Block allows Stored XSS.This issue affects Author Avatars List/Block: from n/a through 2.1.17.

Affected products

Paul Bearne Author Avatars List/Block: before 2.1.19 — fixed in 2.1.19

How to fix

Upgrade to a fixed version: Paul Bearne Author Avatars List/Block 2.1.19. Check the vendor advisory for mitigations.

References

https://patchstack.com/database/vulnerability/author-avatars/wordpress-author-avatars-list-block-plugin-2-1-16-cross-site-scripting-xss-vulnerability?_s_id=cve
https://patchstack.com/database/vulnerability/author-avatars/wordpress-author-avatars-list-block-plugin-2-1-16-cross-site-scripting-xss-vulnerability?_s_id=cve

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