PT-2021-16132 · WordPress · Addtoany Share Buttons

Tym · Published 2021-11-08 · Updated 2021-11-10 · CVE-2021-24616

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions AddToAny Share Buttons WordPress plugin versions prior to 1.7.48

Description The issue allows high privilege users to perform Cross-Site Scripting attacks due to the lack of escaping in the Image URL button setting, even when the unfiltered html capability is disallowed.

Recommendations For versions prior to 1.7.48, update to version 1.7.48 or later to resolve the issue. As a temporary workaround, consider restricting access to the Image URL button setting to minimize the risk of exploitation.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-24616

Affected Products

Addtoany Share Buttons

References · 5

• 🔥 https://wpscan.com/vulnerability/04eaf380-c345-425f-8800-142e3f4745a9 · Exploit
• https://osv.dev/vulnerability/CVE-2021-24616 · Vendor Advisory
• https://plugins.trac.wordpress.org/changeset/2609928 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-24616 · Security Note
• https://t.me/cvenotify/23228 · Telegram Post