CVE-2024-0837Network attack vector

Stored XSS via unescaped gallery image URL

Published Apr 6, 2024 · Updated Apr 8, 2026

Stored XSS in the Custom Gallery widget in BdThemes Element Pack 5.3.2 and earlier allows remote authenticated users to inject scripts. The widget places its image URL value into rendered link markup without sufficient sanitization or output escaping, allowing crafted markup to persist in a page. Contributor-level access is required to save the crafted widget value; the script runs in a visitor's browser whenever the affected page is viewed.

CVSS severity6.4
Medium
EPSS probability0.34%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in the Custom Gallery widget in BdThemes Element Pack 5.3.2 and earlier allows remote authenticated users to inject scripts. The widget places its image URL value into rendered link markup without sufficient sanitization or output escaping, allowing crafted markup to persist in a page. Contributor-level access is required to save the crafted widget value; the script runs in a visitor's browser whenever the affected page is viewed.

The record

CVE
CVE-2024-0837
Published
Apr 6, 2024
Updated
Apr 8, 2026
Vendor
BdThemes
Product
Element Pack
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 6, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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

  1. Affected versionversion=0 <=5.3.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

BdThemes · Element Packversion=0 <=5.3.2

Published CVSS scores

6.4WordfenceCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

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

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

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Your stack

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