HTTP Request Smuggling Affecting tiny-http package, versions >=0.0.0
Threat Intelligence
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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- published2 Aug 2026
- disclosed28 Jul 2026
- creditUnknown
Introduced: 28 Jul 2026
NewCVE-2026-66752 (opens in a new tab)How to fix?
There is no fixed version for tiny-http.
Overview
tiny-http is a Low level HTTP server library
Affected versions of this package are vulnerable to HTTP Request Smuggling via improper parsing of the Transfer-Encoding header. An attacker can desynchronize HTTP request framing and cause failed body reads that tie up connections and consume worker threads by sending specially crafted HTTP requests with non-standard or malformed Transfer-Encoding values.