XSS in Craftcms Commerce

CVE-2026-29177

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (11.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-29177?
CVE-2026-29177 is a medium-severity vulnerability in Craftcms Commerce, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-03-10.
How severe is CVE-2026-29177?
Medium severity. CVSS v3 base score is 5.4 out of 10.