PyPI/multipart CVE-2026-28356: high 7.5, EPSS 0.75%
multipart vulnerable to ReDoS in `parse_options_header()`
Action: Upgrade multipart to 1.2.2 or later.
pip install multipart==1.2.2pip install multipart==1.3.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.2.2 | - |
| 1.3.0 | 1.3.1 | - |
Fixed versions
| 1.2.2 | 1.3.1 |
Sources
- osv: PYSEC-2026-2670
- https://github.com/defnull/multipart/security/advisories/GHSA-p2m9-wcp5-6qw3
- https://nvd.nist.gov/vuln/detail/CVE-2026-28356
- https://github.com/defnull/multipart
- https://pypi.org/project/multipart
- https://github.com/advisories/GHSA-p2m9-wcp5-6qw3
CVE-2026-28356 · published · modified · JSON