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W3 Total Cache · Security record

Is W3 Total Cache safe?

No known vulnerability affects the current version (2.11.0). 61 issues were found in earlier versions and fixed, the latest disclosed on Oct 30, 2026.

Checked 3 days ago against the WPVulnerability database, for version 2.11.0.

How it’s looked after

Last release
Oct 20, 2026 (2 weeks ago)
Releases in the last year
17
Tested up to
WordPress 7.1.4
Support resolved
7 of 14 threads in two months
Active installs
900K+

61 known vulnerabilities

  • 3 critical
  • 13 high
  • 8 medium
  • 37 not rated

None affects the current version.

Disclosed each year

  • 20131
  • 20144
  • 20151
  • 201612
  • 20198
  • 20213
  • 20221
  • 20241
  • 20254
  • 202614

Every known vulnerability in W3 Total Cache

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

Questions about W3 Total Cache’s security

Is W3 Total Cache safe to use?

No known vulnerability affects its current version. Earlier versions had issues that are now fixed, so keep W3 Total Cache updated: most attacks target sites that haven’t updated.

Does W3 Total Cache have known security vulnerabilities?

None that affect the current version. WPVulnerability’s database lists 61 older issues, fixed in earlier versions, so keep W3 Total Cache up to date.

Is W3 Total Cache still maintained?

Yes. Its last release was 2 weeks ago. Its authors resolved 7 of the 14 support threads opened in the last two months.

Is W3 Total 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.