CVE-2025-0509: Sparkle Signing Checks Bypass

February 4, 2025

A security issue was found in Sparkle before version 2.6.4. An attacker can replace an existing signed update with another payload, bypassing Sparkle’s (Ed)DSA signing checks.

References

github.com/advisories/GHSA-wc9m-r3v6-9p5h
github.com/sparkle-project/Sparkle
github.com/sparkle-project/Sparkle/pull/2550
nvd.nist.gov/vuln/detail/CVE-2025-0509
security.netapp.com/advisory/ntap-20250124-0008
sparkle-project.org/documentation/security-and-reliability

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