Low (3.5). EPSS 0.3% chance of exploitation in the next 30 days.
The WhatsApp cloud service before late 2024 did not block certain crafted PDF content that can defeat a sandbox protection mechanism and consequently allow remote access to messaging applications by third parties, as exploited in the wild in 2024 for installation of Android malware associated with BIGPRETZEL.
Severity
CVSS 3.1
3.5 low
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N
EPSS
0.3% chance of exploitation in the next 30 days; higher than 17% of CVEs (scores of 2026-10-31)