Is CVE-2026-8769 in the CISA KEV catalog?

No. CVE-2026-8769 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-8769?

CVE-2026-8769 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2026-8769?

CVE-2026-8769 has an EPSS score of 0.56% (42th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2026-8769?

No published fix for CVE-2026-8769 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-8769

MEDIUM

4.3

CVSS v3

NVD

Description

A vulnerability was determined in vercel ai up to 3.0.97. The impacted element is the function createJsonResponseHandler/createJsonErrorResponseHandler of the file packages/provider-utils/src/response-handler.ts of the component provider-utils. This manipulation causes resource consumption. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

CWE-400Resource Exhaustion CWE-404

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

0.56%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Exploit1

gist.github.com

Third-Party Advisory2

VDB Entry1

vuldb.com

Embed a live status badge for CVE-2026-8769

Markdown

[![CVE-2026-8769](https://tridentstack.com/cve/badge/CVE-2026-8769.svg)](https://tridentstack.com/cve/CVE-2026-8769)

HTML

<a href="https://tridentstack.com/cve/CVE-2026-8769"><img src="https://tridentstack.com/cve/badge/CVE-2026-8769.svg" alt="CVE-2026-8769"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-19.