PT-2021-22045 · WordPress · Youtube Video Inserter

P7E4 · Published 2021-09-10 · Updated 2021-09-15 · CVE-2021-38327

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: YouTube Video Inserter WordPress plugin versions up to and including 1.2.1.0

Description: The issue concerns a Reflected Cross-Site Scripting vulnerability. It is caused by a reflected $ SERVER["PHP SELF"] value in the ~/adminUI/settings.php file, allowing attackers to inject arbitrary web scripts.

Recommendations: For versions up to and including 1.2.1.0, update to a version later than 1.2.1.0 to resolve the issue. As a temporary workaround, consider restricting access to the ~/adminUI/settings.php file to minimize the risk of exploitation.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-38327

Affected Products

Youtube Video Inserter

References · 5

• 🔥 https://plugins.trac.wordpress.org/browser/youtube-video-inserter/trunk/adminUI/settings.php#L67 · Exploit
• https://osv.dev/vulnerability/CVE-2021-38327 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-38327 · Security Note
• https://t.me/cvenotify/20900 · Telegram Post
• https://wordfence.com/vulnerability-advisories/#CVE-2021-38327 · Note