What’s Vulnerable › Vulnerabilities

CVE-2021-38322: Twitter Friends Widget <= 3.1 Reflected Cross-Site Scripting

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-09-09 · updated 2026-06-17
• Weakness: CWE-79

Description

The Twitter Friends Widget WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the pmc_TF_user and pmc_TF_password parameter found in the ~/twitter-friends-widget.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 3.1.

Affected products

• Twitter Friends Widget: through 3.1

References

• https://plugins.trac.wordpress.org/browser/twitter-friends-widget/trunk/twitter-friends-widget.php#L309
• https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38322
• https://plugins.trac.wordpress.org/browser/twitter-friends-widget/trunk/twitter-friends-widget.php#L309
• https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38322

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