We are pleased to announce the 4.18.3 release of PyMongo - MongoDB’s Python Driver.
Changes in 4.18.3
Version 4.18.3 is a bug fix release.
- Hardened BSON regex decoding against malformed documents
(PYTHON-6110, CVE-2026-106435).
Issues Resolved
See the PyMongo 4.18.3 release notes in
JIRA for the list of
resolved issues in this release.