CVE-2026-18051 (CVSS 10): Unauthenticated Arbitrary File Write Hits 900k W3 Total Cache Sites Vulnerability Report CVE-2026-18051 (CVSS 10): Unauthenticated Arbitrary File Write Hits 900k W3 Total Cache Sites Do Son August 19, 2026 0 TL;DR A critical W3 Total Cache vulnerability lets unauthenticated attackers write files anywhere on the server. Tracked... Read More Read more about CVE-2026-18051 (CVSS 10): Unauthenticated Arbitrary File Write Hits 900k W3 Total Cache Sites
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