CVE-2021-33224

CRITICAL

Umbraco Forms <8.7.0 - RCE

Title source: llm
STIX 2.1

Description

File upload vulnerability in Umbraco Forms v.8.7.0 allows unauthenticated attackers to execute arbitrary code via a crafted web.config and asp file.

References (2)

Core 2

Scores

CVSS v3 9.8
EPSS 0.0448
EPSS Percentile 89.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-434
Status published
Products (1)
umbraco/umbraco_forms 8.7.0
Published Feb 24, 2023
Tracked Since Feb 18, 2026