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CVE-2019-25744

WordPress Popup Builder 3.49 Persistent Cross-Site Scripting

Published: Jun 4, 2026Updated: Jun 10, 2026 Sources: CVE List NVD
NVD MITRE
5.4CVSS
MEDIUM

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.

EPSS Score
0.0%
Top 90.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None

Weaknesses

CWE-79

Affected Products

Popup Builder
Popup-Builder
popup-builderaka popup builder

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://popup-builder.com/
popup-builder.com
https://wordpress.org/plugins/popup-builder/
wordpress.org
https://www.exploit-db.com/exploits/47518
exploit-db.com
and 1 more references View all →

Timeline

Published
Jun 4, 2026
Last Updated
Jun 10, 2026

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