Description
An improper access control vulnerability in FormCms v0.5.4 in the /api/schemas/history/[schemaId] endpoint allows unauthenticated attackers to access historical schema data if a valid schemaId is known or guessed.
References (3)
Core 3
Core References
Product
https://github.com/FormCms
Scores
CVSS v3
6.5
EPSS
0.0010
EPSS Percentile
26.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-284
Status
published
Products (2)
formcms/formcms
0.5.4
nuget/FormCMS
0 - 0.5.5NuGet
Published
Sep 30, 2025
Tracked Since
Feb 18, 2026