SSRF in Vercel Ai
CVE-2026-8768
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.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.007 (51.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.007 · change: +0.002
Affected products
- Vercel Ai — versions 3.0.0, 3.0.1, 3.0.2
Weakness classification (CWE)
References
- gist.github.com/YLChen-007/07d149bd68adbee58165b4207a2abc71 (related, Not Applicable)
- gist.github.com/YLChen-007/cf7e47e4dda392f474ca77a66d1d847f (Exploit, Third Party Advisory, exploit)
- vuldb.com/submit/811404 (VDB Entry, Third Party Advisory, third-party-advisory)
- vuldb.com/submit/811405 (VDB Entry, Third Party Advisory, third-party-advisory)
- vuldb.com/vuln/364393 (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/vuln/364393/cti (signature, Permissions Required, permissions-required, VDB Entry)
Frequently asked questions
- What is CVE-2026-8768?
- CVE-2026-8768 is a high-severity vulnerability in Vercel Ai, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.3/10. Published 2026-05-17.
- How severe is CVE-2026-8768?
- High severity. CVSS v3 base score is 7.3 out of 10.