CVE-2019-25744
WordPress Popup Builder 3.49 Persistent Cross-Site Scripting
- State
- Published
- Severity
- 5.1 Medium
- Published
- Jun 4, 2026
- Updated
- Jul 15, 2026
- Reserved
- Jun 4, 2026
Description
WordPress Popup Builder 3.49 contains a persistent cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by breaking out of option tags in the post_title parameter. Attackers can submit crafted POST requests to the post.php endpoint with script payloads in the post_title field that execute when pages or posts display popup selections.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.1 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N | VulnCheck |
| 3.1 | 5.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N | VulnCheck |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
Popup BuilderPopup-Builder |
|
References
- ExploitDB-47518exploit
- Official Product Homepageproduct
- Product Referenceproduct
- VulnCheck Advisory: WordPress Popup Builder 3.49 Persistent Cross-Site Scriptingthird-party-advisory
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