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WonderCMS version 2.4.0 contains a Stored Cross-Site Scripting on File Upload through SVG…

Priority LOW 21CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Required
Attack complexity
High
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

WonderCMS version 2.4.0 contains a Stored Cross-Site Scripting on File Upload through SVG vulnerability in uploadFileAction(), 'svg' => 'image/svg+xml' that can result in An attacker can execute arbitrary script on an unsuspecting user's browser. This attack appear to be exploitable via Crafted SVG File.

Why it matters now

EPSS 0.00577 47th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:wondercms:wondercms:2.4.0:*:*:*:*:*:*:*2.4.0VulnerableWonderCMS
  • cpe:2.3:a:wondercms:wondercms:2.4.0:*:*:*:*:*:*:* Versions 2.4.0 Vulnerable ·WonderCMS

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-1000062
  2. 2026-10-03 Alias added: GHSA-m396-hjxc-mcjq

References

  • TI-2024-21288 A cross-site scripting (XSS) vulnerability in the Settings section of WonderCMS v3.4.3… CVSS 3.1CRITICAL 9.6
  • TI-2024-18303 A Server-Side Request Forgery (SSRF) in the installUpdateThemePluginAction function of… CVSS 3.1CRITICAL 9.1
  • TI-2020-17938 A server-side request forgery (SSRF) vulnerability in the addCustomThemePluginRepository… CVSS 3.1CRITICAL 9.8
  • TI-2025-35425 WonderCMS 3.5.0 is vulnerable to Server-Side Request Forgery (SSRF) in the custom module… CVSS 3.1MEDIUM 6.5
  • TI-2024-27571 A Server-Side Request Forgery (SSRF) in the Plugins Page of WonderCMS v3.4.3 allows… CVSS 3.1HIGH 7.1
  • TI-2020-17939 A remote code execution vulnerability in the installUpdateThemePluginAction function in… CVSS 3.1CRITICAL 9.8
See all 35 →

Sources