What’s Vulnerable › Vulnerabilities

CVE-2023-26961

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-08-08 · updated 2026-07-09
• Weakness: CWE-79

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.

Affected products

• Alteryx Server: 2022.1.1.42590

References

• https://gist.github.com/DylanGrl/4269ae834c5d0ec77c9b928ad35d3be3
• https://gist.github.com/DylanGrl/4269ae834c5d0ec77c9b928ad35d3be3

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