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

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
vercel / ai	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; 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

Vendor / product

Versions

vercel / ai

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; 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

CWE

CWE-78, CWE-77

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.