Heroku Release notes and new features

Python buildpacks updated to pip 26.2.2, Pipenv 2026.10.2 and uv 0.13.4

We have updated the package managers used during the build of Python apps as follows: pip updated from 26.2.1 to 26.2.2 ( changelog ) uv updated from 0.13.1 to 0.13.4 ( changelog ) And for Cedar-generation Python apps only: Pipenv updated from 2026.9.1 to 2026.10.2 ( changelog )

• Python buildpacks updated to pip 26.2.2, Pipenv 2026.10.2 and uv 0.13.4
• Node.js 26.12.1, 24.22.1, and 22.23.4 now available
• PHP updates - October 2026 (CVE-2026-109618 and CVE-2026-109619)
• Platform API Update: OAuth Session Resource
• Python 3.15.1, 3.14.9 and 3.13.17 are now available