Critical (9.8). EPSS 34% chance of exploitation in the next 30 days.
Adobe Flash Player has an exploitable memory corruption vulnerability in the MP4 atom parser. Successful exploitation could lead to arbitrary code execution. This affects 26.0.0.151 and earlier.
Severity
CVSS 3.0
9.8 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
34% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)