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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-8767

A vulnerability has been found in vercel ai up to 3.0.97.

LOW 1.3EPSS 4.26%

Does this matter?

Lower severity and a low EPSS score (4.26%). Track it; it rarely justifies an emergency change on its own.

Description

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 4.0
1.3 LOWCVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/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/M
EPSS
4.26% probability · 91th percentile
CISA KEV
Not listed
Weakness
CWE-77, CWE-78
Affected
vercel/ai
Source
cna@vuldb.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.