CVE-2025-53633

CVE-2025-53633 affects Chall-Manager. The vulnerability arises when decoding a scenario (zip archive): the decoded content size is not checked, allowing potential zip-bomb decompression. Exploitation does not require authentication or authorization. A patch was implemented in commit 14042aa and s...

CVE-2025-53632 Chall-Manager's scenario decoding process does not check for zip slips

Chall-Manager is a platform-agnostic system able to start Challenges on Demand of a player. When decoding a scenario i.e. a zip archive, the path of the file to write is not checked, potentially leading to zip slips. Exploitation does not require authentication nor authorization, so anyone can...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification in the scenario decoding process. An attacker can cause excessive resource consumption by submitting a specially crafted zip archive that decompresses to a very large size...