CVE-2025-48985

EUVD-2025-38188
A vulnerability in Vercel’s AI SDK has been fixed in versions 5.0.52, 5.1.0-beta.9, and 6.0.0-beta. This issue may have allowed users to bypass filetype whitelists when uploading files. All users are encouraged to upgrade.

More details: https://vercel.com/changelog/cve-2025-48985-input-validation-bypass-on-ai-sdk
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
3.7 LOW
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
hackeroneCNA
3.7 LOW
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 30%
Affected Products (NVD)
VendorProductVersion
vercelai
𝑥
< 5.0.52
vercelai
5.1.0:beta0
vercelai
5.1.0:beta1
vercelai
5.1.0:beta2
vercelai
5.1.0:beta3
vercelai
5.1.0:beta4
vercelai
5.1.0:beta5
vercelai
5.1.0:beta6
vercelai
5.1.0:beta7
vercelai
5.1.0:beta8
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/vercel/ai/commit/930399bb9839a8baf3d349614106d78268775eed
https://vercel.com/changelog/cve-2025-48985-input-validation-bypass-on-ai-sdk