CVE-2024-3996Public exploitNetwork attack vector

Stored XSS via unescaped grid title setting

Published May 15, 2025 · Updated Nov 13, 2025

Stored cross-site scripting in ShapedPlugin LLC Smart Post Show before 2.4.28 allows remote authenticated users to run script in a viewer's browser. The grid editor accepts an HTML event-handler payload in the post title tag setting and stores it without sufficient sanitization or output escaping. Administrator-level access is required, and execution occurs when a page containing the affected grid shortcode is viewed.

CVSS severity3.5
Low
EPSS probability0.32%
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 cross-site scripting in ShapedPlugin LLC Smart Post Show before 2.4.28 allows remote authenticated users to run script in a viewer's browser. The grid editor accepts an HTML event-handler payload in the post title tag setting and stores it without sufficient sanitization or output escaping. Administrator-level access is required, and execution occurs when a page containing the affected grid shortcode is viewed.

The record

CVE
CVE-2024-3996
Published
May 15, 2025
Updated
Nov 13, 2025
Vendor
ShapedPlugin LLC
Product
Smart Post Show
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. May 15, 2025CVE publishedPublication date reported by the CVE source.
  2. Nov 13, 2025Record 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 <2.4.28

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

ShapedPlugin LLC · Smart Post Showversion=0 <2.4.28

Published CVSS scores

3.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007JavaScript/JScript

Public exploit references

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