CVE-2026-114134
High
Description
Black: GitHub Action installs unvalidated required-version from pyproject.toml
SeverityHigh
CVSS8.7
Exploit probability—
ProductBlack
PublishedOct 22, 2026
First seenOct 22, 2026
Weakness typeCWE-829CWE-829
How to fix
Update
- black26.10.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| blackPyPI | v < 26.10.1 | 26.10.1 |
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