CVE-2026-42309
1 advisory.
PyPI/pillow CVE-2026-42309: medium 5.5
Pillow has a heap buffer overflow with nested list coordinates
Action: Upgrade pillow to 12.2.0 or later.
pip install pillow==12.2.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 11.2.1 | 12.2.0 | - |
Fixed versions
| 12.2.0 |
Sources
- osv: GHSA-5xmw-vc9v-4wf2
- https://github.com/python-pillow/Pillow/security/advisories/GHSA-5xmw-vc9v-4wf2
- https://nvd.nist.gov/vuln/detail/CVE-2026-42309
- https://github.com/designcomputer/mysql_mcp_server/commit/a96549f4a4d65443fd6e9c7f2324fba9a5c80a82
- https://github.com/python-pillow/Pillow/commit/cf6de8ca9b23e714aa5310e1c791eda66fc0b670
- https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2026-2251.yaml
- https://github.com/python-pillow/Pillow
- https://github.com/python-pillow/Pillow/releases/tag/12.2.0
CVE-2026-42309 · published · modified · JSON