CVE-2026-8768CWE-918ssrf

CVE-2026-8768

High · published May 18, 2026

CVSS v3.1
7.3
EPSS
1%
Percentile
52.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.3 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00693 · 52.3th percentile
Weakness
CWE-918 · Server-Side Request Forgery (SSRF)
Published
2026-05-18T03:17Z
Affected products (1)
ProductVersionsFixed in
vercel/ai≤ 3.0.97—
References (6)
https://gist.github.com/YLChen-007/07d149bd68adbee58165b4207a2abc71 · [email protected]https://gist.github.com/YLChen-007/cf7e47e4dda392f474ca77a66d1d847f · [email protected]https://vuldb.com/submit/811404 · [email protected]https://vuldb.com/submit/811405 · [email protected]https://vuldb.com/vuln/364393 · [email protected]https://vuldb.com/vuln/364393/cti · [email protected]
EPSS history
Timeline
  • 17 MAY 22:45Z
    vercel ai provider-utils download-blob.ts validateDownloadUrl server-side request forgery
    cvelistv5