CVE-2026-31900

CVE-2026-31900 concerns the Black Python code formatter used in a GitHub Action. The vulnerability arises when the action reads the Black version from a repository’s pyproject.toml (use_pyproject: true). A malicious pull request could alter pyproject.toml to reference a direct URL to a malicious ...

CVE-2026-32274

CVE-2026-32274 affects the Black Python formatter prior to 26.3.1. The cache filename is derived from various formatting options, and the value of the --python-cell-magics option was included without sanitization, allowing an attacker who controls that value to write cache files to arbitrary file...