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WP Fastest Cache · Security record

Is WP Fastest Cache safe?

No known vulnerability affects the current version (1.5.5). 51 issues were found in earlier versions and fixed, the latest disclosed on Sep 1, 2026.

Checked 4 days ago against the WPVulnerability database, for version 1.5.5.

How it’s looked after

Last release
Nov 5, 2026 (3 days ago)
Releases in the last year
14
Tested up to
WordPress 7.1.4
Support resolved
10 of 17 threads in two months
Active installs
1M+

51 known vulnerabilities

  • 2 critical
  • 9 high
  • 24 medium
  • 16 not rated

None affects the current version.

Disclosed each year

  • 20153
  • 20165
  • 20171
  • 20186
  • 20192
  • 20202
  • 20215
  • 202317
  • 20241
  • 20252
  • 20263

Every known vulnerability in WP Fastest Cache

Newest first, with any that affect the current version at the top.

Questions about WP Fastest Cache’s security

Is WP Fastest Cache safe to use?

No known vulnerability affects its current version. Earlier versions had issues that are now fixed, so keep WP Fastest Cache updated: most attacks target sites that haven’t updated.

Does WP Fastest Cache have known security vulnerabilities?

None that affect the current version. WPVulnerability’s database lists 51 older issues, fixed in earlier versions, so keep WP Fastest Cache up to date.

Is WP Fastest Cache still maintained?

Yes. Its last release was 3 days ago. Its authors resolved 10 of the 17 support threads opened in the last two months.

Is WP Fastest Cache compatible with the latest WordPress?

Yes. It’s tested up to WordPress 7.1.4, the current version.

Hear about the next one first

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Vulnerability data from WPVulnerability (CC0), which gathers records from CVE, Wordfence, Patchstack and WPScan. A clean record isn’t a guarantee: keep every plugin updated.