Insufficiently Protected Credentials Affecting cpp-httplib package, versions [,0.39.0)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CONAN-CPPHTTPLIB-15798540
- published28 Mar 2026
- disclosed27 Mar 2026
- creditthesanjok, SHOVAN-BLN
Introduced: 27 Mar 2026
NewCVE-2026-33745 (opens in a new tab)How to fix?
Upgrade cpp-httplib to version 0.39.0 or higher.
Overview
Affected versions of this package are vulnerable to Insufficiently Protected Credentials via the Authorization header when following cross-origin HTTP redirects. An attacker can obtain sensitive authentication credentials by redirecting a client to an attacker-controlled host.