vercel ai PR Branch Name Interpolation prettier-on-automerge.yml run os command injection
Summary
| CVE | CVE-2026-8767 |
|---|---|
| State | PUBLISHED |
| Assigner | VulDB |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-17 23:17:02 UTC |
| Updated | 2026-05-19 14:29:31 UTC |
| 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. |
Risk And Classification
Primary CVSS: v4.0 1.3 LOW from [email protected]
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/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: 0.003070000 probability, percentile 0.540160000 (date 2026-05-26)
Problem Types: CWE-77 | CWE-78 | CWE-78 OS Command Injection | CWE-77 Command Injection
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 1.3 | LOW | 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/C... |
| 4.0 | CNA | DECLARED | 2.3 | LOW | 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 |
| 3.1 | [email protected] | Primary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | [email protected] | Secondary | 5 | MEDIUM | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L |
| 3.1 | CNA | DECLARED | 5 | MEDIUM | 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 |
| 3.0 | CNA | DECLARED | 5 | MEDIUM | 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 |
| 2.0 | [email protected] | Secondary | 4.6 | AV:N/AC:H/Au:S/C:P/I:P/A:P | |
| 2.0 | CNA | DECLARED | 4.6 | AV:N/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR |
CVSS v4.0 Breakdown
Attack Vector
NetworkAttack Complexity
HighAttack Requirements
NonePrivileges Required
LowUser Interaction
NoneConfidentiality
LowIntegrity
LowAvailability
LowSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS: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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
HighPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
HighPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
LowIntegrity
LowAvailability
LowCVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
NVD Known Affected Configurations (CPE 2.3)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Vercel | Ai | affected 3.0.0 | Not specified |
| CNA | Vercel | Ai | affected 3.0.1 | Not specified |
| CNA | Vercel | Ai | affected 3.0.2 | Not specified |
| CNA | Vercel | Ai | affected 3.0.3 | Not specified |
| CNA | Vercel | Ai | affected 3.0.4 | Not specified |
| CNA | Vercel | Ai | affected 3.0.5 | Not specified |
| CNA | Vercel | Ai | affected 3.0.6 | Not specified |
| CNA | Vercel | Ai | affected 3.0.7 | Not specified |
| CNA | Vercel | Ai | affected 3.0.8 | Not specified |
| CNA | Vercel | Ai | affected 3.0.9 | Not specified |
| CNA | Vercel | Ai | affected 3.0.10 | Not specified |
| CNA | Vercel | Ai | affected 3.0.11 | Not specified |
| CNA | Vercel | Ai | affected 3.0.12 | Not specified |
| CNA | Vercel | Ai | affected 3.0.13 | Not specified |
| CNA | Vercel | Ai | affected 3.0.14 | Not specified |
| CNA | Vercel | Ai | affected 3.0.15 | Not specified |
| CNA | Vercel | Ai | affected 3.0.16 | Not specified |
| CNA | Vercel | Ai | affected 3.0.17 | Not specified |
| CNA | Vercel | Ai | affected 3.0.18 | Not specified |
| CNA | Vercel | Ai | affected 3.0.19 | Not specified |
| CNA | Vercel | Ai | affected 3.0.20 | Not specified |
| CNA | Vercel | Ai | affected 3.0.21 | Not specified |
| CNA | Vercel | Ai | affected 3.0.22 | Not specified |
| CNA | Vercel | Ai | affected 3.0.23 | Not specified |
| CNA | Vercel | Ai | affected 3.0.24 | Not specified |
| CNA | Vercel | Ai | affected 3.0.25 | Not specified |
| CNA | Vercel | Ai | affected 3.0.26 | Not specified |
| CNA | Vercel | Ai | affected 3.0.27 | Not specified |
| CNA | Vercel | Ai | affected 3.0.28 | Not specified |
| CNA | Vercel | Ai | affected 3.0.29 | Not specified |
| CNA | Vercel | Ai | affected 3.0.30 | Not specified |
| CNA | Vercel | Ai | affected 3.0.31 | Not specified |
| CNA | Vercel | Ai | affected 3.0.32 | Not specified |
| CNA | Vercel | Ai | affected 3.0.33 | Not specified |
| CNA | Vercel | Ai | affected 3.0.34 | Not specified |
| CNA | Vercel | Ai | affected 3.0.35 | Not specified |
| CNA | Vercel | Ai | affected 3.0.36 | Not specified |
| CNA | Vercel | Ai | affected 3.0.37 | Not specified |
| CNA | Vercel | Ai | affected 3.0.38 | Not specified |
| CNA | Vercel | Ai | affected 3.0.39 | Not specified |
| CNA | Vercel | Ai | affected 3.0.40 | Not specified |
| CNA | Vercel | Ai | affected 3.0.41 | Not specified |
| CNA | Vercel | Ai | affected 3.0.42 | Not specified |
| CNA | Vercel | Ai | affected 3.0.43 | Not specified |
| CNA | Vercel | Ai | affected 3.0.44 | Not specified |
| CNA | Vercel | Ai | affected 3.0.45 | Not specified |
| CNA | Vercel | Ai | affected 3.0.46 | Not specified |
| CNA | Vercel | Ai | affected 3.0.47 | Not specified |
| CNA | Vercel | Ai | affected 3.0.48 | Not specified |
| CNA | Vercel | Ai | affected 3.0.49 | Not specified |
| CNA | Vercel | Ai | affected 3.0.50 | Not specified |
| CNA | Vercel | Ai | affected 3.0.51 | Not specified |
| CNA | Vercel | Ai | affected 3.0.52 | Not specified |
| CNA | Vercel | Ai | affected 3.0.53 | Not specified |
| CNA | Vercel | Ai | affected 3.0.54 | Not specified |
| CNA | Vercel | Ai | affected 3.0.55 | Not specified |
| CNA | Vercel | Ai | affected 3.0.56 | Not specified |
| CNA | Vercel | Ai | affected 3.0.57 | Not specified |
| CNA | Vercel | Ai | affected 3.0.58 | Not specified |
| CNA | Vercel | Ai | affected 3.0.59 | Not specified |
| CNA | Vercel | Ai | affected 3.0.60 | Not specified |
| CNA | Vercel | Ai | affected 3.0.61 | Not specified |
| CNA | Vercel | Ai | affected 3.0.62 | Not specified |
| CNA | Vercel | Ai | affected 3.0.63 | Not specified |
| CNA | Vercel | Ai | affected 3.0.64 | Not specified |
| CNA | Vercel | Ai | affected 3.0.65 | Not specified |
| CNA | Vercel | Ai | affected 3.0.66 | Not specified |
| CNA | Vercel | Ai | affected 3.0.67 | Not specified |
| CNA | Vercel | Ai | affected 3.0.68 | Not specified |
| CNA | Vercel | Ai | affected 3.0.69 | Not specified |
| CNA | Vercel | Ai | affected 3.0.70 | Not specified |
| CNA | Vercel | Ai | affected 3.0.71 | Not specified |
| CNA | Vercel | Ai | affected 3.0.72 | Not specified |
| CNA | Vercel | Ai | affected 3.0.73 | Not specified |
| CNA | Vercel | Ai | affected 3.0.74 | Not specified |
| CNA | Vercel | Ai | affected 3.0.75 | Not specified |
| CNA | Vercel | Ai | affected 3.0.76 | Not specified |
| CNA | Vercel | Ai | affected 3.0.77 | Not specified |
| CNA | Vercel | Ai | affected 3.0.78 | Not specified |
| CNA | Vercel | Ai | affected 3.0.79 | Not specified |
| CNA | Vercel | Ai | affected 3.0.80 | Not specified |
| CNA | Vercel | Ai | affected 3.0.81 | Not specified |
| CNA | Vercel | Ai | affected 3.0.82 | Not specified |
| CNA | Vercel | Ai | affected 3.0.83 | Not specified |
| CNA | Vercel | Ai | affected 3.0.84 | Not specified |
| CNA | Vercel | Ai | affected 3.0.85 | Not specified |
| CNA | Vercel | Ai | affected 3.0.86 | Not specified |
| CNA | Vercel | Ai | affected 3.0.87 | Not specified |
| CNA | Vercel | Ai | affected 3.0.88 | Not specified |
| CNA | Vercel | Ai | affected 3.0.89 | Not specified |
| CNA | Vercel | Ai | affected 3.0.90 | Not specified |
| CNA | Vercel | Ai | affected 3.0.91 | Not specified |
| CNA | Vercel | Ai | affected 3.0.92 | Not specified |
| CNA | Vercel | Ai | affected 3.0.93 | Not specified |
| CNA | Vercel | Ai | affected 3.0.94 | Not specified |
| CNA | Vercel | Ai | affected 3.0.95 | Not specified |
| CNA | Vercel | Ai | affected 3.0.96 | Not specified |
| CNA | Vercel | Ai | affected 3.0.97 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| vuldb.com/submit/811402 | [email protected] | vuldb.com | Third Party Advisory, VDB Entry |
| vuldb.com/vuln/364392 | [email protected] | vuldb.com | Third Party Advisory, VDB Entry |
| gist.github.com/YLChen-007/870bd6966cd84703d91ce54dfea3bdd0 | [email protected] | gist.github.com | Exploit, Third Party Advisory |
| vuldb.com/vuln/364392/cti | [email protected] | vuldb.com | Permissions Required, VDB Entry |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Eric-d (VulDB User) (en)
CNA: VulDB CNA Team (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2026-05-17T00:00:00.000Z | Advisory disclosed |
| CNA | 2026-05-17T02:00:00.000Z | VulDB entry created |
| CNA | 2026-05-17T11:33:11.000Z | VulDB entry last update |
There are currently no legacy QID mappings associated with this CVE.