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Medium · 5.4 CVE-2026-121733 EUVD-2026-116591GHSA-j38w-r3vf-5255

Bagisto before 2.4.5 Stored XSS via RMA Conversation Attachment Upload

Published Nov 3, 2026 · Updated Nov 4, 2026 · Assigned by VulnCheck

Description

Bagisto before 2.4.5 contains a stored cross-site scripting vulnerability that allows authenticated customers to upload HTML files via the RMA send-message endpoint without type or extension validation. Attackers can upload a .html attachment containing JavaScript served under /storage/rma-conversation/, executing script in the shop's origin when an administrator opens it.

Affected products

VendorProductAffectedFixed
Webkul Bagisto < 2.4.5 2.4.5

References