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CVE-2026-47122

MEDIUM CVSS: 4.2 Published: 2026-07-21 Modified: 2026-08-05

Description

Sparkle is a software update framework for macOS. In versions up to and including 2.9.1, `Autoupdate/AppInstaller.m`'s `shouldAcceptNewConnection:` only enforces `SUCodeSigningVerifier validateConnection:` before stage 1 completes. After `_performedStage1Installation = YES`, new connections to the registered Mach service `-spki` are accepted from any local process without team-ID or code-signing checks. As of time of publication, no known patched versions are available.

Affected Platforms

Sparkle-Project Sparkle

Weakness Type

CWE-306, CWE-441

References