CVE-2024-39626Network attack vector

Authenticated browser script execution via undisclosed input handling

Published Aug 1, 2024 · Updated Apr 28, 2026

Stored XSS in 5 Star Plugins Pretty Simple Popup Builder 1.0.9 and earlier allows remote authenticated users to run script in visitors' browsers. The public advisory does not identify the affected input, storage path, or output sink that fails to neutralize it. Exploitation requires high-privileged access to store the payload and user interaction to render it; the script can read or modify data in the viewer's web session.

CVSS severity5.9
Medium
EPSS probability0.26%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Stored XSS in 5 Star Plugins Pretty Simple Popup Builder 1.0.9 and earlier allows remote authenticated users to run script in visitors' browsers. The public advisory does not identify the affected input, storage path, or output sink that fails to neutralize it. Exploitation requires high-privileged access to store the payload and user interaction to render it; the script can read or modify data in the viewer's web session.

The record

CVE
CVE-2024-39626
Published
Aug 1, 2024
Updated
Apr 28, 2026
Vendor
5 Star Plugins
Product
Pretty Simple Popup Builder
Classifications
CWE-79, CAPEC-592, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 1, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=1.0.9 changes=[{"at":"1.0.10","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

5 Star Plugins · Pretty Simple Popup Builderversion=0 <=1.0.9 changes=[{"at":"1.0.10","status":"unaffected"}]

Published CVSS scores

4.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
5.9PatchstackCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-592Stored XSS
T1059.007Command and Scripting Interpreter: JavaScript/JScript

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo