Low (3.9) in samsung galaxy s21 firmware. EPSS 0.4% chance of exploitation in the next 30 days.
This vulnerability allows local attackers to execute arbitrary code on affected installations of Samsung Galaxy S21 prior to 4.5.40.5 phones. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of redirections. An attacker can force a redirection to a site that serves malicious content. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in the context of the current user. Was ZDI-CAN-15918.
Severity
CVSS 3.1
3.9 low
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
EPSS
0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-31)