What is the CVSS score of CVE-2026-29177?

CVE-2026-29177 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.0%.

Which versions of Craft Commerce are affected by CVE-2026-29177?

Organizations using Craft Commerce should be aware of moderate risk from CVE-2026-29177, a cross-site scripting vulnerability rated CVSS 5.4.. A patch is available.

Is there a public PoC exploit available for CVE-2026-29177?

Yes, a public proof-of-concept exploit is available for CVE-2026-29177. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-29177?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Craft Commerce CVE-2026-29177

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2026-03-10 security-advisories@github.com

GHSA-mj32-r678-7mvp

XSS Craft Commerce

5.4

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

5.4 MEDIUM

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

PoC Detected

Mar 11, 2026 - 15:07 vuln.today

Public exploit code

Patch released

Mar 11, 2026 - 15:07 nvd

Patch available

CVE Published

Mar 10, 2026 - 20:16 nvd

MEDIUM 5.4

DescriptionGitHub Advisory

Craft Commerce is an ecommerce platform for Craft CMS. Prior to 4.10.2 and 5.5.3, a Stored Cross-Site Scripting (XSS) vulnerability exists in the Craft Commerce Order details. Malicious JavaScript can be injected via the Shipping Method Name, Order Reference, or Site Name. When a user opens the order details slideout via a double-click on the order index page, the injected payload executes. This vulnerability is fixed in 4.10.2 and 5.5.3.

AnalysisAI

Stored XSS in Craft Commerce Order details allows authenticated users to inject malicious scripts through Shipping Method Name, Order Reference, or Site Name fields that execute when administrators view order information. Public exploit code exists for this vulnerability affecting versions before 4.10.2 and 5.5.3. Patches are available to remediate the issue.

Technical ContextAI

Classified as CWE-79 (Cross-site Scripting (XSS)). Affects Craft Commerce. Craft Commerce is an ecommerce platform for Craft CMS. Prior to 4.10.2 and 5.5.3, a Stored Cross-Site Scripting (XSS) vulnerability exists in the Craft Commerce Order details. Malicious JavaScript can be injected via the Shipping Method Name, Order Reference, or Site Name. When a user opens the order details slideout via a double-click on the order index page, the injected payload executes. This vulnerability is fixed in 4.10.2 and 5.5.3.

RemediationAI

A vendor patch is available — apply it immediately. Fixed in version 4.10.2. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.