Vulnerability · Published Sep 2, 2026 · Assigned by VulDB
CVE-2026-84437OpenCart Autocomplete Workflow address.php cross site scripting
Low 3.5
In plain English
A low-severity cross-site scripting in OpenCart. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities).
Official description
A vulnerability was found in OpenCart 4.1.0.3/4.1.0.4. The impacted element is an unknown function of the file catalog/controller/account/address.php of the component Autocomplete Workflow. The manipulation of the argument address_1 results in cross site scripting. It is possible to launch the attack remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products (as reported)
Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
References
- VDB-397801 | OpenCart Autocomplete Workflow address.php cross site scripting vdb-entry, technical-description
- VDB-397801 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-84437 | CVE Analysis and Report third-party-advisory
- Submit #885224 | opencart 4.1.0.3 Cross Site Scripting third-party-advisory
- https://github.com/Leousum/VulnPoC/blob/main/OpenCart_4.1.0.3/customer-address-stored-xss.md exploit