CVE-2026-67198

Perspective 5.0.0 contains a denial-of-service vulnerability in the VirtualServer protocol dispatcher that allows unauthenticated remote attackers to crash the server process by sending malformed or incomplete protobuf messages. Specifically, sending well-formed requests such as ViewToArrowReq wi...

CVE-2026-67196 Perspective 5.0.0 XSS via Debug Plugin innerHTML Interpolation

Perspective 5.0.0 contains a cross-site scripting vulnerability in the built-in Debug plugin that allows attackers to inject arbitrary HTML and JavaScript by writing table cell values containing unescaped HTML markup, which are interpolated directly into innerHTML during CSV serialization...

CVE-2026-67195 Perspective 5.0.0 RCE via eval() Expression Injection

Perspective 5.0.0 contains a remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary operating system commands by submitting crafted expression strings to the PolarsVirtualServer backend, which passes client-supplied input directly to Python's eval with only...