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CVE-2026-4186— UEditor JSONP Callback controller.php cross site scripting

CVSS 3.5 · Low EPSS 0.01% · P1
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I. Basic Information for CVE-2026-4186

Vulnerability Information
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Vulnerability Title
UEditor JSONP Callback controller.php cross site scripting
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was determined in UEditor up to 1.4.3.2. This issue affects some unknown processing of the file php/controller.php?action=uploadimage of the component JSONP Callback Handler. This manipulation of the argument callback causes cross site scripting. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
ueditor 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ueditor是ueditor开源的一个编辑器。 UEditor 1.4.3.2及之前版本存在代码注入漏洞，该漏洞源于对文件php/controller.php?action=uploadimage中参数callback的错误操作，可能导致跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
-UEditor 1.4.3.0 -

II. Public POCs for CVE-2026-4186

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III. Intelligence Information for CVE-2026-4186

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Same Patch Batch · n/a · 2026-03-15 · 4 CVEs total

CVE-2026-41856.3 MEDIUMGPAC MP4Box swf_parse.c swf_def_bits_jpeg stack-based overflow
CVE-2026-41894.7 MEDIUMphpipam Section edit-result.php sql injection
CVE-2026-41743.3 LOWRadare2 Mach-O File mach0.c walk_exports_trie resource consumption

IV. Related Vulnerabilities

Same product: UEditor
Same vendor: n/a
Same weakness: CWE-79

V. Comments for CVE-2026-4186

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