What’s Vulnerable › Vulnerabilities

CVE-2026-66706: WordPress Subscribe to Comments plugin <= 2.3.1 - Cross Site Scripting (XSS) vulnerability

• Severity: medium (CVSS 5.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-06 · updated 2026-10-24
• Weakness: CWE-79

Description

Author Cross Site Scripting (XSS) in Subscribe to Comments <= 2.3.1 versions.

Affected products

• Mark Jaquith Subscribe to Comments: through 2.3.1

References

• https://patchstack.com/database/wordpress/plugin/subscribe-to-comments/vulnerability/wordpress-subscribe-to-comments-plugin-2-3-1-cross-site-scripting-xss-vulnerability?_s_id=cve

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