PT-2022-9596 · WordPress · Wordpress Multisite Content Copier/Updater

Asif Nawaz Minhas · Published 2022-03-07 · Updated 2022-03-11 · CVE-2021-25039

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions WordPress Multisite Content Copier/Updater plugin versions prior to 2.1.0

Description The issue is related to Reflected Cross-Site Scripting, where the wmcc content type, wmcc source blog, and wmcc record per page parameters are not properly sanitized and escaped before being outputted back in attributes. This can lead to security issues.

Recommendations For WordPress Multisite Content Copier/Updater plugin versions prior to 2.1.0, update to version 2.1.0 or later to resolve the issue. As a temporary workaround, consider restricting access to the parameters wmcc content type, wmcc source blog, and wmcc record per page to minimize the risk of exploitation.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-25039

Affected Products

Wordpress Multisite Content Copier/Updater

References · 3

• 🔥 https://wpscan.com/vulnerability/c92eb2bf-0a5d-40b9-b0be-1820e7b9bebb · Exploit
• https://osv.dev/vulnerability/CVE-2021-25039 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-25039 · Security Note