PT-2021-22519 · WordPress · The Real Wysiwyg

P7E4 · Published 2021-12-14 · Updated 2021-12-16 · CVE-2021-39310

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: The Real WYSIWYG WordPress plugin versions up to and including 0.0.2

Description: The issue is related to Reflected Cross-Site Scripting due to the use of PHP SELF in the ~/real-wysiwyg.php file, allowing attackers to inject arbitrary web scripts.

Recommendations: For versions up to and including 0.0.2, update to a version that fixes this issue. As a temporary workaround, consider restricting access to the ~/real-wysiwyg.php file until a patch is available.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-39310

Affected Products

The Real Wysiwyg

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-39310 · Security Note
• https://osv.dev/vulnerability/CVE-2021-39310 · Vendor Advisory
• https://t.me/cibsecurity/33933 · Telegram Post
• https://wordfence.com/vulnerability-advisories/#CVE-2021-39310 · Note
• https://plugins.trac.wordpress.org/browser/real-wysiwyg/tags/0.0.2/real-wysiwyg.php#L213 · Note