CVE-2026-32274
2 advisories.
PyPI/black CVE-2026-32274: high 7.5
Black: Arbitrary file writes from unsanitized user input in cache file name
Action: Upgrade black to 26.3.1 or later.
pip install black==26.3.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 24.3.0 | 26.3.1 | - |
Fixed versions
| 26.3.1 |
Sources
- osv: GHSA-3936-cmfr-pm3m
- https://github.com/psf/black/security/advisories/GHSA-3936-cmfr-pm3m
- https://nvd.nist.gov/vuln/detail/CVE-2026-32274
- https://github.com/psf/black/pull/4176
- https://github.com/psf/black/pull/5038
- https://github.com/psf/black/commit/4937fe6cf241139ddbfc16b0bdbb5b422798909d
- https://github.com/psf/black/commit/ed770ba4dd50c419148a0fca2b43937a7447e1f9
- https://access.redhat.com/errata/RHSA-2026:10184
- https://access.redhat.com/errata/RHSA-2026:13545
- https://access.redhat.com/errata/RHSA-2026:13553
- https://access.redhat.com/security/cve/CVE-2026-32274
- https://bugzilla.redhat.com/show_bug.cgi?id=2447111
- https://github.com/psf/black
- https://github.com/psf/black/releases/tag/26.3.1
- https://github.com/pypa/advisory-database/tree/main/vulns/black/PYSEC-2026-2121.yaml
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32274.json
CVE-2026-32274 · published · modified · JSON
PyPI/black CVE-2026-32274: high 7.5
Black is the uncompromising Python code formatter. Prior to 26.3.1, Black writes a cache file, the name of which is computed from various formatting options. The value of the --python-cell-magics opti
Action: Upgrade black to 26.3.1 or later.
pip install black==26.3.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 26.3.1 | - |
Fixed versions
| 26.3.1 |
Sources
- osv: PYSEC-2026-2121
- https://access.redhat.com/security/cve/CVE-2026-32274
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32274.json
- https://access.redhat.com/errata/RHSA-2026:10184
- https://access.redhat.com/errata/RHSA-2026:13545
- https://access.redhat.com/errata/RHSA-2026:13553
- https://github.com/psf/black/releases/tag/26.3.1
- https://github.com/psf/black/security/advisories/GHSA-3936-cmfr-pm3m
- https://bugzilla.redhat.com/show_bug.cgi?id=2447111
- https://github.com/psf/black/commit/4937fe6cf241139ddbfc16b0bdbb5b422798909d
- https://github.com/psf/black/pull/5038
CVE-2026-32274 · published · modified · JSON