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.

Attack Vector Network

Attack Complexity High

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity High

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.0023.

Exploitation poc

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
vercel ai affected
Version Status Constraints
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 affected —
3.0.40 affected —
3.0.41 affected —
3.0.42 affected —
3.0.43 affected —
3.0.44 affected —
3.0.45 affected —
3.0.46 affected —
3.0.47 affected —
3.0.48 affected —
3.0.49 affected —
3.0.50 affected —
3.0.51 affected —
3.0.52 affected —
3.0.53 affected —
3.0.54 affected —
3.0.55 affected —
3.0.56 affected —
3.0.57 affected —
3.0.58 affected —
3.0.59 affected —
3.0.60 affected —
3.0.61 affected —
3.0.62 affected —
3.0.63 affected —
3.0.64 affected —
3.0.65 affected —
3.0.66 affected —
3.0.67 affected —
3.0.68 affected —
3.0.69 affected —
3.0.70 affected —
3.0.71 affected —
3.0.72 affected —
3.0.73 affected —
3.0.74 affected —
3.0.75 affected —
3.0.76 affected —
3.0.77 affected —
3.0.78 affected —
3.0.79 affected —
3.0.80 affected —
3.0.81 affected —
3.0.82 affected —
3.0.83 affected —
3.0.84 affected —
3.0.85 affected —
3.0.86 affected —
3.0.87 affected —
3.0.88 affected —
3.0.89 affected —
3.0.90 affected —
3.0.91 affected —
3.0.92 affected —
3.0.93 affected —
3.0.94 affected —
3.0.95 affected —
3.0.96 affected —
3.0.97 affected —

Configuration 1 [-]

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

No data.

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Vendors Products
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Project Subscriptions

Vendors Products
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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://gist.github.com/YLChen-007/870bd6966cd84703d91ce54dfea3bdd0 cve-icon cve-icon
https://vuldb.com/submit/811402 cve-icon cve-icon
https://vuldb.com/vuln/364392 cve-icon cve-icon
https://vuldb.com/vuln/364392/cti cve-icon cve-icon
History

Mon, 18 May 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Sun, 17 May 2026 22:45:00 +0000

Type Values Removed Values Added
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.
Title vercel ai PR Branch Name Interpolation prettier-on-automerge.yml run os command injection
First Time appeared Vercel
Vercel ai
Weaknesses CWE-77
CWE-78
CPEs cpe:2.3:a:vercel:ai:*:*:*:*:*:*:*:*
Vendors & Products Vercel
Vercel ai
References
Metrics cvssV2_0

{'score': 4.6, 'vector': 'AV:N/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5, 'vector': 'CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5, 'vector': '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'}

cvssV4_0

{'score': 2.3, 'vector': 'CVSS: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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-05-18T14:30:55.942Z

Reserved: 2026-05-17T09:28:03.647Z

Link: CVE-2026-8767

cve-icon Vulnrichment

Updated: 2026-05-18T14:30:52.710Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-17T23:17:02.810

Modified: 2026-05-19T14:29:31.927

Link: CVE-2026-8767

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-18T02:30:14Z

Weaknesses