CVE-2026-94620

Classroom 50 is a free and open-source tool for managing and grading programming assignments via GitHub. Prior to version 1.11.0, gh teacher download clones each student's assignment repository and then writes autograde artifacts result.json and results.json into the just-cloned working tree. The...

EUVD-2026-90884

Classroom 50 is a free and open-source tool for managing and grading programming assignments via GitHub. Prior to version 1.11.0, gh teacher download clones each student's assignment repository and then writes autograde artifacts result.json and results.json into the just-cloned working tree. The...

CVE-2026-94620 Classroom 50 vulnerable to arbitrary file overwrite on the teacher's machine via symlink in a student repo (gh teacher download)

Classroom 50 is a free and open-source tool for managing and grading programming assignments via GitHub. Prior to version 1.11.0, gh teacher download clones each student's assignment repository and then writes autograde artifacts result.json and results.json into the just-cloned working tree. The...

CVE-2026-94620

Prior to version 1.11.0 , the Classroom 50 tool is vulnerable to an arbitrary file write when using the gh teacher download command. The root cause is that the tool follows symlinks when writing autograde artifacts (result.json and results.json) into a student's cloned repository. An attacker can...