CVE-2025-15671

Welcart e-Commerce < 2.12.1 - Session Fixation via uscesid Parameter

Published Aug 21, 2026 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
The Welcart e-Commerce WordPress plugin before 2.12.1 does not regenerate the session identifier on authentication and sets the session identifier from a user-supplied request parameter, allowing an unauthenticated attacker to fixate a shop member's session and take over their customer account after the victim logs in through an attacker-crafted request.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-613
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Welcart
Welcart welcart E-commerce
Wordpress
Wordpress wordpress
Weaknesses CWE-287
Vendors & Products Welcart
Welcart welcart E-commerce
Wordpress
Wordpress wordpress
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'}

Type Values Removed Values Added
Weaknesses CWE-613
Type Values Removed Values Added
Description The Welcart e-Commerce WordPress plugin before 2.12.1 does not regenerate the session identifier on authentication and sets the session identifier from a user-supplied request parameter, allowing an unauthenticated attacker to fixate a shop member's session and take over their customer account after the victim logs in through an attacker-crafted request.
Title Welcart e-Commerce < 2.12.1 - Session Fixation via uscesid Parameter
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Aug 21, 2026, 12:50 PM
Reserved
Jul 17, 2026, 1:44 PM
Status
Deferred
Published
Aug 21, 2026, 7:16 AM
Modified
Sep 29, 2026, 10:10 AM