Craft Commerce
CVE-2026-29176
MEDIUM
GHSA-wj89-2385-gpx3
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS 4.8 (MEDIUM). Attack vector: Network. Complexity: Low. Privileges required: High. User interaction: Required. Exploitation requires authentication. |
| Exploit ScenarioDerived | An attacker (requires authentication) could exploit this vulnerability to compromise the affected system. |
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Alert meAnalysisAIv1 – Mar 12, 2026
Stored XSS in Craft Commerce versions before 5.5.3 allows authenticated users with product editing permissions to inject malicious JavaScript through the Inventory Locations Name field, which executes when administrators view affected product variants. An attacker with these privileges can steal session tokens, modify product data, or perform other administrative actions within the application. A patch is available in version 5.5.3.
Earlier versions of this analysis (1)
Craft Commerce is an ecommerce platform for Craft CMS. Prior to 5.5.3, A stored XSS vulnerability exists in the Commerce Settings - Inventory Locations page. [CVSS 4.8 MEDIUM]
RemediationAI
A vendor patch is available — apply it immediately. Fixed in version 5.5.3.. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in composer
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
Classified as CWE-79 (Cross-site Scripting (XSS)). Affects Craft Commerce. Craft Commerce is an ecommerce platform for Craft CMS. Prior to 5.5.3, A stored XSS vulnerability exists in the Commerce Settings - Inventory Locations page. The Name field is rendered without proper HTML escaping, allowing an attacker to execute arbitrary JavaScript. This XSS triggers when an administrator (or user with product editing permissions) creates or edits a variant product. This vulnerability is fixed in 5.5.3.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Primary rating from GitHub Advisory · only source for this CVE.
CVSS VectorGitHub Advisory
Lifecycle Timeline
2DescriptionGitHub Advisory
Craft Commerce is an ecommerce platform for Craft CMS. Prior to 5.5.3, A stored XSS vulnerability exists in the Commerce Settings - Inventory Locations page. The Name field is rendered without proper HTML escaping, allowing an attacker to execute arbitrary JavaScript. This XSS triggers when an administrator (or user with product editing permissions) creates or edits a variant product. This vulnerability is fixed in 5.5.3.
Executive ViewAI
Organizations using Craft Commerce should be aware of moderate risk from CVE-2026-29176, a cross-site scripting vulnerability rated CVSS 4.8. Attackers could inject scripts to steal sessions or perform actions as authenticated users. A patch is available and should be applied during regular vulnerability management.
Apply vendor patch. If patching is delayed: implement CSP headers, enable HttpOnly cookies, deploy WAF XSS rules.
Threat Intelligence Overview
NVD
CVE.org
EPSS
VulDB
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.
Affected Products (CPE)GitHub Advisory
Related Vulnerabilities in Craft Commerce Injection Attacks
View all 6More in Craft Commerce
View allStored XSS in Craft Commerce's Order Status History Message (versions 4.0.0-RC1 through 4.10.0 and 5.0.0 through 5.5.1)
Stored XSS in Craft Commerce 4.0.0-RC1 through 4.10.0 and 5.0.0 through 5.5.1 allows authenticated administrators with h
Stored XSS in Craft Commerce 4.0.0-RC1 through 4.10.0 and 5.0.0 through 5.5.1 allows authenticated administrators with h
Stored XSS in Craft Commerce versions 5.0.0 through 5.5.1 permits authenticated attackers with administrative privileges
Stored XSS in Craft Commerce 4.0.0-RC1 through 4.10.0 and 5.0.0 through 5.5.1 allows authenticated attackers with high p
Craft Commerce versions 4.0.0-RC1 through 4.10.0 and 5.0.0 through 5.5.1 contain a stored DOM-based XSS vulnerability in
Stored XSS in Craft Commerce 4.0.0-RC1 through 4.10.0 and 5.0.0 through 5.5.1 allows authenticated attackers with high p
Stored XSS in Craft Commerce 4.0.0-RC1 through 4.10.0 and 5.0.0 through 5.5.1 allows authenticated attackers with high p
Exploit-DB