Critical SSRF Vulnerability in SonicWall SMA 1000 Exploited Post-Patch
A critical pre-authenticated server-side request forgery (SSRF) vulnerability (CVE-2026-102255, CVSS 10.0) in SonicWall SMA 1000 appliances is being actively exploited, with 135 attempts observed post-disclosure. The flaw allows remote attackers to manipulate the appliance into issuing requests on their behalf without authentication.
Threat actors have been observed exploiting a recently disclosed critical security flaw in SonicWall Secure Mobile Access (SMA) 1000 appliances within days of public disclosure.
The vulnerability, tracked as CVE-2026-102255 (CVSS score: 10.0), is a case of pre-authenticated server-side request forgery (SSRF) that could allow a remote attacker "to direct the appliance to issue requests on their
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