Medium (5.3) in apple mac os x. EPSS 1.9% chance of exploitation in the next 30 days.
The Messages component in Apple OS X before 10.11.5 mishandles roster changes, which allows remote attackers to modify contact lists via unspecified vectors.
Severity
CVSS 3.0
5.3 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS
1.9% chance of exploitation in the next 30 days; higher than 79% of CVEs (scores of 2026-10-31)