Vulnerability Intelligence Report
HTTP Response Splitting
CVE-2020-7695
Uvicorn before 0.11.7 is vulnerable to HTTP response splitting. CRLF sequences are not escaped in the value of HTTP headers. Attackers can exploit this to add arbitrary headers to HTTP responses, or even return an arbitrary response body, whenever crafted input is used to construct HTTP headers.
No Active Exploit Signals
CVSS Base Score
5.3
MEDIUM
Exploitability:3.9
Impact Score:1.5
Temporal Score:5.0
EPSS Probability:1.31%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
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Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| encode | uvicorn | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
1.310%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Snyk · Open Source · UK |
| Reserved | 2020-01-21T00:00:00 |
| Published | 2020-07-27T11:25:16 |
| Patch Date | 2020-07-27 |
| Last Updated | 2024-09-17T00:06:47 |
Community Chatter & Buzz