RCE in Sakura Editor Development Community

CVE-2026-59561

Sakura Editor provided by Sakura Editor Development Community contains an OS command injection vulnerability. If a victim user is directed to edit a file in a crafted directory, arbitrary OS command may be executed on the user's PC when the user invokes "Open Terminal".

Vulnerability class: Command Injection (OS Command Injection)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-59561: held from 0.007 to 0.011.

EPSS over last 30 days · oldest: 0.007 · newest: 0.011 · change: +0.003

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-59561?
CVE-2026-59561 is a high-severity vulnerability in Sakura Editor Development Community, classified under OS Command Injection. CVSS score: 7.8/10. Published 2026-08-24.
How severe is CVE-2026-59561?
High severity. CVSS v3 base score is 7.8 out of 10.