How severe is CVE-2026-8768?

CVE-2026-8768 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-8768 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-8768?

CVE-2026-8768 affects Vercel Ai. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-8768?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-8768 have an EU (EUVD) identifier?

Yes. CVE-2026-8768 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30713.

When was CVE-2026-8768 published?

CVE-2026-8768 was published on 2026-05-17 and last updated on 2026-06-17.

CVE-2026-8768

CVE-2026-8768 is a high-severity vulnerability in Vercel Ai with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-918.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
CVSS v4: 5.5
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-30713
Weakness: CWE-918
Affected product: Vercel Ai
Published: 2026-05-17
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2026-8768?: CVE-2026-8768 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-8768 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-8768?: CVE-2026-8768 affects Vercel Ai. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-8768?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-8768 have an EU (EUVD) identifier?: Yes. CVE-2026-8768 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30713.
When was CVE-2026-8768 published?: CVE-2026-8768 was published on 2026-05-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:vercel:ai:*:*:*:*:*:*:*:*

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