Release 6.26.18 - 2026-02-11

Release Notes

The release notes for this release can be found here. Among the other minor fixes and improvements, this release addresses CVE-2026-24811 and CVE-2026-24812.

Binary distributions

Instead of manually downloading this binary, please explore first whether your package manager already provides this version. This way, you will automatically keep up-to-date with the latest stable versions with no manual maintenance on your side.

Platform Files Size
Almalinux 8.10 root_v6.26.18.Linux-AlmaLinux8.10-x86_64-gcc8.5.tar.gz 235M
Almalinux 9.7 root_v6.26.18.Linux-AlmaLinux9.7-x86_64-gcc11.5.tar.gz 250M
Ubuntu 22 root_v6.26.18.Linux-ubuntu22-x86_64-gcc11.4.tar.gz 250M

Source distribution

Platform Files Size
source root_v6.26.18.source.tar.gz 186M

Installations in CVMFS

Standalone installations with minimal external dependencies are available at:

/cvmfs/sft.cern.ch/lcg/app/releases/ROOT/6.26.18/almalinux8.10x86_64-gcc85-opt
/cvmfs/sft.cern.ch/lcg/app/releases/ROOT/6.26.18/almalinux9.7x86_64-gcc115-opt
/cvmfs/sft.cern.ch/lcg/app/releases/ROOT/6.26.18/x86_64-ubuntu22-gcc114-opt

Git

The entire ROOT source can be obtained from our public Git repository:

git clone https://github.com/root-project/root.git

The release specific tag can be obtained using:

cd root
git checkout -b v6-26-18 v6-26-18

See instructions to build from source.