Vulnerability Description
A weakness has been identified in stamparm maltrail up to 3.0.1. This vulnerability affects the function _blacklist of the file core/httpd.py of the component Blacklist Endpoint. Executing a manipulation can lead to missing authentication. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 3.1 is able to resolve this issue. This patch is called d95868dff3da4d3bd4f942837a26cb7c73a797ae. It is suggested to upgrade the affected component. The vendor fixed the issue the same day it was reported, in version 3.1, by gating the endpoint on an authenticated session or the new Blacklist_ALLOWLIST option.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://gist.github.com/simyat/fd48e9c257ab95405c109aec575977f1
- https://github.com/stamparm/maltrail/
- https://github.com/stamparm/maltrail/commit/d95868dff3da4d3bd4f942837a26cb7c73a7
- https://github.com/stamparm/maltrail/releases/tag/3.1
- https://vuldb.com/cve/CVE-2026-91002
- https://vuldb.com/submit/931699
- https://vuldb.com/vuln/403583
- https://vuldb.com/vuln/403583/cti
FAQ
What is CVE-2026-91002?
CVE-2026-91002 is a vulnerability with a CVSS score of 5.3 (MEDIUM). A weakness has been identified in stamparm maltrail up to 3.0.1. This vulnerability affects the function _blacklist of the file core/httpd.py of the component Blacklist Endpoint. Executing a manipulat...
How severe is CVE-2026-91002?
CVE-2026-91002 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-91002?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.