CVE-2026-4409 json
Subscribe To Comments Reloaded <= 240119 - Improper Authorization to Unauthenticated Arbitrary Subscription Management
published 2026-05-05 6 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-27180
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 13%
- public exploits
- 0
- none known
Summary
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
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 6 mo ago
Exploit prediction
0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
Affected products
- wpkube Subscribe To Comments Reloaded
Classification
- Weakness
-
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
- Technology feeds
References
- wordfence.com /threat-intel/vulnerabilities/id/91f9235e-f578-475f-92c3-34062d6d1e3d?source=cve
- plugins.trac.wordpress.org /browser/subscribe-to-comments-reloaded/tags/240119/wp_subscribe_reloaded.php#L1613
- plugins.trac.wordpress.org /browser/subscribe-to-comments-reloaded/tags/240119/utils/stcr_utils.php#L164
- plugins.trac.wordpress.org /browser/subscribe-to-comments-reloaded/tags/240119/templates/user.php#L37
Sources
- CVE List CVE-2026-4409
- NVD CVE-2026-4409
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.