What’s Vulnerable › Vulnerabilities

CVE-2021-20714

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-04-27 · updated 2026-06-17
• Weakness: CWE-22

Description

Directory traversal vulnerability in WP Fastest Cache versions prior to 0.9.1.7 allows a remote attacker with administrator privileges to delete arbitrary files on the server via unspecified vectors.

Affected products

• emrevona WP Fastest Cache – WordPress Cache Plugin: before 0.9.1.7 — fixed in 0.9.1.7

How to fix

Upgrade to a fixed version: emrevona WP Fastest Cache – WordPress Cache Plugin 0.9.1.7. Check the vendor advisory for mitigations.

References

• https://jvn.jp/en/jp/JVN35240327/index.html
• https://wordpress.org/plugins/wp-fastest-cache/
• https://www.wpfastestcache.com/
• https://jvn.jp/en/jp/JVN35240327/index.html
• https://wordpress.org/plugins/wp-fastest-cache/
• https://www.wpfastestcache.com/

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