6.5
Medium
CVE-2026-91830 The Subscribe to Comments WordPress plugin before 2.3.3 does not sign or validate a cookie it trusts to identify a…
Description
The Subscribe to Comments WordPress plugin before 2.3.3 does not sign or validate a cookie it trusts to identify a commenter, allowing unauthenticated attackers to disclose a subscriber's management key and silently alter that subscriber's subscriptions.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Subscribe to Comments 2.3 | earliest → < 2.3.3 | 2.3.3 |