Path Traversal in Ctfer-io Chall-manager
CVE-2025-53632
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 no…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.007 (49.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.
Affected products
- Ctfer-io Chall-manager — versions < 0.1.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2025-53632?
- CVE-2025-53632 is a critical-severity vulnerability in Ctfer-io Chall-manager, classified under Path Traversal. CVSS score: 9.1/10. Published 2025-07-10.
- How severe is CVE-2025-53632?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2025-53632 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.