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CVE-2026-8769
vercel ai provider-utils response-handler.ts createJsonErrorResponseHandler resource consumption
Medium5.3EPSS 0.56%
- Published
- Updated
- Reserved
- Assigned by
- VulDB
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 4.0 | Medium5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P |
| VulDBCNA (assigner) | 3.1 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R |
| VulDBCNA (assigner) | 3.0 | Medium4.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R |
| VulDBCNA (assigner) | 2.0 | Medium4.0 | AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR |
| NVDNVD · Analyzed | 4.0 | Low2.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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 |
- EPSS (exploitation in 30 days)
- 0.56% · top 53% of all CVEs (5 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Weakness
Affected products
- affected 3.0.0
- affected 3.0.1
- affected 3.0.2
- affected 3.0.3
- affected 3.0.4
- affected 3.0.5
- affected 3.0.6
- affected 3.0.7
- affected 3.0.8
- affected 3.0.9
- affected 3.0.10
- affected 3.0.11
- affected 3.0.12
- affected 3.0.13
- affected 3.0.14
- affected 3.0.15
- affected 3.0.16
- affected 3.0.17
- affected 3.0.18
- affected 3.0.19
- affected 3.0.20
- affected 3.0.21
- affected 3.0.22
- affected 3.0.23
- affected 3.0.24
- affected 3.0.25
- affected 3.0.26
- affected 3.0.27
- affected 3.0.28
- affected 3.0.29
- affected 3.0.30
- affected 3.0.31
- affected 3.0.32
- affected 3.0.33
- affected 3.0.34
- affected 3.0.35
- affected 3.0.36
- affected 3.0.37
- affected 3.0.38
- affected 3.0.39
- and 58 more
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- npm@ai-sdk/provider-utilsGHSA-866g-f22w-33x8 (opens in a new tab)
References (4)
- VDB-364394 | vercel ai provider-utils response-handler.ts createJsonErrorResponseHandler resource consumption (opens in a new tab)vdb-entrytechnical-description
- VDB-364394 | CTI Indicators (IOB, IOC, TTP, IOA) (opens in a new tab)signaturepermissions-required
- Submit #811406 | vercel ai @ai-sdk/[email protected] Uncontrolled Resource Consumption (CWE-400) (opens in a new tab)third-party-advisory
- https://gist.github.com/YLChen-007/fb1096bc8428bed9a428f764d9d103bb (opens in a new tab)exploit
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-866g-f22w-33x8 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-8769)Record last updated .