What is CVE-2026-29176?

CVE-2026-29176 is a medium-severity vulnerability in Craftcms Commerce, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2026-03-10.

How severe is CVE-2026-29176?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Craftcms Commerce

CVE-2026-29176

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (14.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Craftcms Commerce — versions >= 4.0.0 < 4.10.2, >= 5.0.0 < 5.5.3
Craftcms Craft_commerce

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2026-29176?: CVE-2026-29176 is a medium-severity vulnerability in Craftcms Commerce, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2026-03-10.
How severe is CVE-2026-29176?: Medium severity. CVSS v3 base score is 4.8 out of 10.