CVE-2026-12120 json
FireBox Popups <= 3.1.7 - Unauthenticated Sensitive Information Exposure in 'form_id' Parameter
published 4mo ago modified 4mo ago also EUVD-2026-37839
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 26%
- public exploits
- 0
- none known
Summary
The FireBox Popups – Increase Sales and Grow Your Email List plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.1.7 via the 'form_id' parameter. This makes it possible for unauthenticated attackers to extract download a full CSV export of all form submissions — including any personally identifiable information submitted by users — for any arbitrary form_id.
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 4mo ago
Exploit prediction
0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
Affected products
- fireplugins FireBox Popups – Increase Sales and Grow Your Email List
Classification
- Weakness
-
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
- Technology feeds
References
- wordfence.com /threat-intel/vulnerabilities/id/54f939f9-2853-401a-adc0-5b727da5179b?source=cve
- plugins.trac.wordpress.org /browser/firebox/tags/3.1.7/Inc/Core/Admin/Admin.php#L156
- plugins.trac.wordpress.org /browser/firebox/tags/3.1.7/Inc/Core/Admin/Admin.php#L42
- plugins.trac.wordpress.org /browser/firebox/tags/3.1.7/Inc/Core/Plugin.php#L217
- plugins.trac.wordpress.org /browser/firebox/tags/3.1.7/Inc/Framework/init.php#L254
- plugins.trac.wordpress.org /browser/firebox/tags/3.1.6/Inc/Core/Admin/Admin.php#L156
- plugins.trac.wordpress.org /browser/firebox/tags/3.1.6/Inc/Core/Admin/Admin.php#L42
- plugins.trac.wordpress.org /browser/firebox/tags/3.1.6/Inc/Core/Plugin.php#L217
- plugins.trac.wordpress.org /browser/firebox/tags/3.1.6/Inc/Framework/init.php#L254
- plugins.trac.wordpress.org /changeset?sfp_email=&sfph_mail=&reponame=&old=3572719%40firebox&new=3572719%40firebox&sfp_email=&sfph_mail=#f
Sources
- CVE List CVE-2026-12120
- NVD CVE-2026-12120
Fencer Intel 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.