CVE-2023-26961

PoC —

CVSS 3.1

4.8 medium

EPSS

<1%p40

Published

Aug 8, 2023 (Aug 8, 2023)

Modified

Jul 9, 2026

Description

Alteryx Server 2022.1.1.42590 does not employ file type verification for uploaded files. This vulnerability allows attackers to upload arbitrary files (e.g., JavaScript content for stored XSS) via the type field in a JSON document within a PUT /gallery/api/media request.

Vendors: alteryx
Products: alteryx server
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.5%)

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