CVE-2026-47122
Published:July 21, 2026
Updated:July 21, 2026
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 "<bundleId>-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 Packages
https://github.com/sparkle-project/Sparkle.git (GITHUB):
Affected version(s) >=as-v1.3.1 <2.9.2Fix Suggestion:
Update to version 2.9.2github.com/sparkle-project/Sparkle (SWIFT):
Affected version(s) >=as-v1.3.1 <2.9.2Fix Suggestion:
Update to version 2.9.2Related Resources (2)
Do you need more information?
Contact UsCVSS v4
Base Score:
2
Attack Vector
LOCAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
LOW
Subsequent System Availability
LOW
CVSS v3
Base Score:
4.2
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
LOW
Availability
LOW
Weakness Type (CWE)
EPSS
Base Score:
0.01