Vulnerability · Published Dec 10, 2025 · Assigned by GitHub_M
CVE-2025-67485HTTP/HTTPS Traffic Interception Bypass in mad-proxy
Medium 5.3
In plain English
A medium-severity security flaw in mad-proxy from machphy. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.2%top 84.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
mad-proxy is a Python-based HTTP/HTTPS proxy server for detection and blocking of malicious web activity using custom security policies. Versions 0.3 and below allow attackers to bypass HTTP/HTTPS traffic interception rules, potentially exposing sensitive traffic. This issue does not have a fix at the time of publication.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| PyPI | mad-proxy | no fix listed | GHSA-wx63-35hw-2482 |
| PyPI | mad-proxy | no fix listed | PYSEC-2026-1596 |
Affected products (as reported)
Weakness: CWE-693 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
References
- https://github.com/machphy/mad-proxy/security/advisories/GHSA-wx63-35hw-2482 x_refsource_CONFIRM