OS Command Injection in Sakura Editor - CVE-2026-59561
Published: August 24, 2026
Vulnerability identifier: #VU144589
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-59561
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation in the "Open Terminal" functionality. A remote attacker can trick a victim to edit a file in a crafted directory and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Sakura Editor
How to mitigate CVE-2026-59561
Install updates from vendor's website.
Sakura Editor - update to 2.4.3