NPM: SunEditor: Critical XSS vulnerability - sanitizer bypass

sanitizer bypass vulnerability discovered by ? in WordPress Npm suneditor versions = 2.47.10...

SunEditor: Critical XSS vulnerability - sanitizer bypass

Summary SUNEDITOR v2.47.10 appears to allow JavaScript execution through crafted namespaced HTML elements. The sanitization logic does not fully remove executable event-handler attributes from certain custom/namespaced tags. As a result, an attacker may be able to inject HTML content that execute...

GHSA-6RF4-V2FH-M6P4 SunEditor: Critical XSS vulnerability - sanitizer bypass

Summary SUNEDITOR v2.47.10 appears to allow JavaScript execution through crafted namespaced HTML elements. The sanitization logic does not fully remove executable event-handler attributes from certain custom/namespaced tags. As a result, an attacker may be able to inject HTML content that execute...

EUVD-2026-85324

SunEditor: Critical XSS vulnerability - sanitizer bypass...

@ossph/temple-ui (0.1.7), @pinnacle0/web-ui (>=0.1.102, <=0.1.104) +5 more potentially affected by CVE-2026-59167 via suneditor (>=2.34.3, <=2.47.0)

suneditor NPM version =2.34.3, =0.1.102, =1.0.3-rc.1, =0.1.0, =0.1.0, =0.1.8, =0.1.1, =0.1.12 Source cves: CVE-2026-59167 Source advisory: GHSA-6RF4-V2FH-M6P4...

@ossph/temple-ui (0.1.7), @pinnacle0/web-ui (>=0.1.102, <=0.1.104) +5 more potentially affected by CVE-2026-59167 via suneditor (>=2.34.3, <=2.47.0)

suneditor NPM version =2.34.3, =0.1.102, =1.0.3-rc.1, =0.1.0, =0.1.0, =0.1.8, =0.1.1, =0.1.12 Source cves: CVE-2026-59167 Source advisory: OSV:GHSA-6RF4-V2FH-M6P4...

CVE-2026-59167

SunEditor is a lightweight and powerful WYSIWYG editor in vanilla JavaScript with no dependencies. Prior to 2.47.11, the sanitizer in src/lib/core.js does not consistently reject namespaced or custom HTML elements, allowing event-handler attributes to remain on crafted elements. When an applicati...

CVE-2026-59167

The SunEditor WYSIWYG editor is vulnerable to a critical XSS vulnerability in versions &lt;= 2.47.10 (specifically confirmed in v2.47.10). The root cause is a sanitizer bypass in src/lib/core.js where the logic fails to consistently reject namespaced or custom HTML elements (e.g., ). This allows ...

CVE-2026-59167 SunEditor: Critical XSS vulnerability - sanitizer bypass

SunEditor is a lightweight and powerful WYSIWYG editor in vanilla JavaScript with no dependencies. Prior to 2.47.11, the sanitizer in src/lib/core.js does not consistently reject namespaced or custom HTML elements, allowing event-handler attributes to remain on crafted elements. When an applicati...

CVE-2026-59167 SunEditor: Critical XSS vulnerability - sanitizer bypass

SunEditor is a lightweight and powerful WYSIWYG editor in vanilla JavaScript with no dependencies. Prior to 2.47.11, the sanitizer in src/lib/core.js does not consistently reject namespaced or custom HTML elements, allowing event-handler attributes to remain on crafted elements. When an applicati...

CVE-2026-59167 SunEditor: Critical XSS vulnerability - sanitizer bypass

SunEditor is a lightweight and powerful WYSIWYG editor in vanilla JavaScript with no dependencies. Prior to 2.47.11, the sanitizer in src/lib/core.js does not consistently reject namespaced or custom HTML elements, allowing event-handler attributes to remain on crafted elements. When an applicati...

@ossph/temple-ui (0.1.7), @pinnacle0/web-ui (>=0.1.102, <=0.1.104) +5 more potentially affected by CVE-2026-59167 via suneditor (>=2.34.3, <=2.47.0)

suneditor NPM version =2.34.3, =0.1.102, =1.0.3-rc.1, =0.1.0, =0.1.0, =0.1.8, =0.1.1, =0.1.12 Source cves: CVE-2026-59167 Source advisory: MEND:CVE-2026-59167...

CVE-2026-59167

SunEditor is a lightweight and powerful WYSIWYG editor in vanilla JavaScript with no dependencies. Prior to 2.47.11, the sanitizer in src/lib/core.js does not consistently reject namespaced or custom HTML elements, allowing event-handler attributes to remain on crafted elements. When an applicati...

PT-2026-97324

Name of the Vulnerable Software and Affected Versions SunEditor versions prior to 2.47.11 Description The sanitizer in src/lib/core.js does not consistently reject namespaced or custom HTML elements, which allows event-handler attributes to remain on crafted elements. If an application renders...

CVE-2026-59167: Improper Neutralization of Input During Web Page Generation

SunEditor is a lightweight and powerful WYSIWYG editor in vanilla JavaScript with no dependencies. Prior to 2.47.11, the sanitizer in src/lib/core.js does not consistently reject namespaced or custom HTML elements, allowing event-handler attributes to remain on crafted elements. When an applicati...

CVE-2026-54606

creationtimestamp| type| source ---|---|--- 2026-08-26 16:35:08+00:00| published-proof-of-concept| https://github.com/JiHong88/suneditor/security/advisories/GHSA-w93q-cq9w-58p7...

CVE-2026-54606

SunEditor is a lightweight and powerful WYSIWYG editor in vanilla JavaScript with no dependencies. Prior to 3.1.4, the SunEditor Embed plugin in src/plugins/modal/embed.js parses attacker-controlled raw embed HTML with DOMParser and processes the resulting DOM nodes. When an external script eleme...

GHSA-W93Q-CQ9W-58P7 SunEditor Embed Plugin has DOM XSS via External Script Element After Iframe Embed

Summary A DOM-based Cross-Site Scripting XSS vulnerability exists in the SunEditor Embed plugin. Crafted iframe embed HTML followed by an external element bypasses the plugin’s sanitization logic. The plugin recreates and appends the attacker-controlled script element to the live DOM, causing...

NPM: SunEditor Embed Plugin has DOM XSS via External Script Element After Iframe Embed

NPM: SunEditor Embed Plugin has DOM XSS via External Script Element After Iframe Embed vulnerability discovered by ? in WordPress Npm suneditor versions = 3.1.3...

SunEditor Embed Plugin has DOM XSS via External Script Element After Iframe Embed

Summary A DOM-based Cross-Site Scripting XSS vulnerability exists in the SunEditor Embed plugin. Crafted iframe embed HTML followed by an external element bypasses the plugin’s sanitization logic. The plugin recreates and appends the attacker-controlled script element to the live DOM, causing...