CVE-2024-41304Public exploitNetwork attack vector

Stored XSS via permitted SVG uploads

Published Jul 30, 2024 · Updated Aug 23, 2024

Stored XSS in uploadFileAction in WonderCMS 3.4.3 allows remote authenticated users to execute JavaScript through an uploaded SVG. The function permits the image/svg+xml MIME type and stores the file without neutralizing embedded script content. Administrator access is required to upload the payload; opening its URL runs the script in the visitor's browser.

CVSS severity5.4
Medium
EPSS probability0.36%
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 uploadFileAction in WonderCMS 3.4.3 allows remote authenticated users to execute JavaScript through an uploaded SVG. The function permits the image/svg+xml MIME type and stores the file without neutralizing embedded script content. Administrator access is required to upload the payload; opening its URL runs the script in the visitor's browser.

The record

CVE
CVE-2024-41304
Published
Jul 30, 2024
Updated
Aug 23, 2024
Vendor
WonderCMS
Product
WonderCMS
Classifications
CWE-94, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Jul 30, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 23, 2024Record 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=3.4.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

WonderCMS · WonderCMSversion=3.4.3

Published CVSS scores

5.4CISA-ADPCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:L/I:H/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.

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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-94Improper Control of Generation of Code ('Code Injection')
T1059.007JavaScript

Public exploit references

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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