PoC Index85,092 CVEs with PoCs

CVE-2026-8768

vercel ai provider-utils download-blob.ts validateDownloadUrl server-side request forgery

MEDIUM 5.5EPSS 0.7%

A vulnerability was found in vercel ai up to 3.0.97. The affected element is the function validateDownloadUrl of the file packages/provider-utils/src/download-blob.ts of the component provider-utils. The manipulation results in server-side request forgery. The attack can be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected
vercel · ai
CVSS v4.0 VULDB
5.5 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 NVD
7.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS v2.0 VULDB
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
0.69% chance of exploitation in the next 30 days, 52nd percentile
Published
2026-05-17
Updated
2026-05-18

Proof-of-concept exploits (1)

Security advisories

References