CVE-2026-123301 · Other
NO FIX YET · SEE WHAT TO DO
IntelliJ IDEA before 2026.3 has a DOM-based cross-site scripting flaw in the OpenAPI preview error view. An attacker who gets a developer to open a crafted OpenAPI file or preview could run script in the IDE's preview context.
first public Nov 6, 2026 · 1 source
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Developers who use IntelliJ IDEA versions before 2026.3 and open OpenAPI specifications in the preview view. The sources do not say whether specific plugin or project configurations change exposure. unknown for any further scope.
Not affected if version-2026.3-or-later
Who cares intellij-idea, jetbrains, openapi
2026.3 are in the affected range.2026.3 or later.In JetBrains IntelliJ IDEA before 2026.3 dOM-based XSS in the OpenAPI preview error view was possible
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
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