PT-2026-36951 · Wpkube · Subscribe To Comments Reloaded

Supakiad S · Published 2026-05-05 · Updated 2026-05-05 · CVE-2026-4409

Mitre

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

The Subscribe To Comments Reloaded plugin for WordPress is vulnerable to unauthorized modification of data due to a leaked secret key and usage of a weak hash generation algorithm in all versions up to, and including, 240119. This makes it possible for unauthenticated attackers to extract the global key from any public post page, forge authorization keys and manage comment subscription preferences for arbitrary users

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2026-4409

Affected Products

Subscribe To Comments Reloaded

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-4409 · Security Note
• https://wordfence.com/threat-intel/vulnerabilities/id/91f9235e-f578-475f-92c3-34062d6d1e3d?source=cve · Note
• https://plugins.trac.wordpress.org/browser/subscribe-to-comments-reloaded/tags/240119/wp_subscribe_reloaded.php#L1613 · Note
• https://plugins.trac.wordpress.org/browser/subscribe-to-comments-reloaded/tags/240119/utils/stcr_utils.php#L164 · Note
• https://plugins.trac.wordpress.org/browser/subscribe-to-comments-reloaded/tags/240119/templates/user.php#L37 · Note