Medium (6.8). EPSS 0.9% chance of exploitation in the next 30 days.
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.
Severity
CVSS 3.1
6.8 medium
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)