CVE-2026-66706

MEDIUM 5.9

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

CVSS Score

5.9

EPSS Score

0.0%

EPSS Percentile

0th

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

CWE	CWE-79
Vendor	mark jaquith
Product	subscribe to comments
Published	Aug 6, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

Mark Jaquith / Subscribe to Comments

n/a ≤ 2.3.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: 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

Credits

Ananda Dhakal (Patchstack) | Patchstack Bug Bounty Program