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TI-2025-33857 Aliases CVE-2025-54012GHSA-hjqj-qjq9-mvgj

WordPress Welcart e-Commerce Plugin <= 2.11.16 - PHP Object Injection Vulnerability

Priority LOW 34CWE-502Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-502.

Summary

Deserialization of Untrusted Data vulnerability in info@welcart Welcart e-Commerce usc-e-shop allows Object Injection.This issue affects Welcart e-Commerce: from n/a through <= 2.11.16.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00481 41st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
info@welcartWelcart e-Commerceup to 2.11.16—No fix listedCNA
  • Welcart e-Commerce Vendorinfo@welcart Affected up to 2.11.16 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-54012
  2. 2026-10-03 Alias added: GHSA-hjqj-qjq9-mvgj

References

  • TI-2026-36684 WordPress Welcart e-Commerce plugin <= 2.11.28 - Broken Access Control vulnerability CVSS 3.1MEDIUM 6.5
  • TI-2025-36628 WordPress Welcart e-Commerce Plugin <= 2.11.20 - Cross Site Scripting (XSS) Vulnerability CVSS 3.1MEDIUM 5.9
  • TI-2025-33858 WordPress Welcart e-Commerce plugin <= 2.11.16 - Cross Site Scripting (XSS) Vulnerability CVSS 3.1MEDIUM 5.9
  • TI-2025-39101 WordPress Welcart e-Commerce plugin <= 2.11.24 - Broken Access Control vulnerability CVSS 3.1MEDIUM 4.3

Sources