# suneditor (npm) vulnerabilities

2 known vulnerabilities (1 critical, 1 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: 3.4.3 (Nov 7, 2026): no advisory affects it
- Newest unaffected release: 3.4.3 (Nov 7, 2026), the latest release
- Weekly downloads: 85.2K
- Dependents: 3
- Releases: 294 since 1.2.0 (May 25, 2018)
- Registry: https://www.npmjs.com/package/suneditor
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-59167: 1.2.0 to 2.47.10 (2.47.11 is outside it)
- CVE-2026-54606: 3.0.0 to 3.1.3 (3.1.4 is outside it)

## Advisories (2)

### [CVE-2026-59167](https://cve.now/CVE-2026-59167): SunEditor: Critical XSS vulnerability - sanitizer bypass

- Severity: Critical 10.0
- Published: Sep 23, 2026
- Affected: fixed in 2.47.11.
- Fixed in 2.47.11 (released Jul 15, 2026, 70 days before disclosure).
- The latest release, 3.4.3, is not affected.
- 55% of suneditor downloads last week were affected versions (47.2K).

### [CVE-2026-54606](https://cve.now/CVE-2026-54606): SunEditor: DOM XSS in SunEditor Embed Plugin via External Script Element After Iframe Embed

- Severity: High 8.5
- Published: Aug 26, 2026
- Affected: from 3.0.0, fixed in 3.1.4.
- Fixed in 3.1.4 (released Jun 1, 2026, 86 days before disclosure).
- The latest release, 3.4.3, is not affected.
- 0.7% of suneditor downloads last week were affected versions (580).

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