Medium 5.0Published May 17, 2026

CVE-2026-8767vercel ai PR Branch Name Interpolation prettier-on-automerge.yml run os command injection

Updated under an hour ago (Oct 26, 2026, 3:30 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for vercel ai

Exploited in the last 30 days

A vulnerability has been found in vercel ai up to 3.0.97. Impacted is the function run of the file .github/workflows/prettier-on-automerge.yml of the component PR Branch Name Interpolation. The manipulation leads to os command injection. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitability is considered difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS: 5.0 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
Weakness (CWE): CWE-78, CWE-77
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Analyzed
Record last updated: May 18, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

vercel ai vercel:ai	3.0.0; 3.0.1; 3.0.2; 3.0.3; 3.0.4; 3.0.5; 3.0.6; 3.0.7; and 90 more ranges	CNA record
vercel ai vercel:ai	through 3.0.97	NVD

References

References

https://vuldb.com/vuln/364392	vdb-entry, technical-description, third-party-advisory
https://vuldb.com/vuln/364392/cti	signature, permissions-required, vdb-entry
https://vuldb.com/submit/811402	third-party-advisory, vdb-entry
https://gist.github.com/YLChen-007/870bd6966cd84703d91ce54dfea3bdd0	exploit, third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.