Vulnerabilities

Zimbra CVE-2026-73570 Harvested the Signing Keys That Authenticate Every Session on the Platform

October 04, 2026 1 min read 3 views
cybersecurity news newsapi
The Identity Layer Breach Harvested authentication secrets — specifically the zimbraPreAuthKey, zimbraAuthTokenKey, and zimbraTwoFactorAuthSecret — have transformed the exploitation of CVE-2026-73570 from a localized email breach into a permanent, platform-wi

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