Medium severity5.9OSV Advisory· Published Apr 18, 2019· Updated Jun 17, 2026
CVE-2018-20200
CVE-2018-20200
Description
CertificatePinner.java in OkHttp 3.x through 3.12.0 allows man-in-the-middle attackers to bypass certificate pinning by changing SSLContext and the boolean values while hooking the application. NOTE: This id is disputed because some parties don't consider this is a vulnerability. Their rationale can be found in https://github.com/square/okhttp/issues/4967
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Affected products
3Patches
Vulnerability mechanics
References
15- github.com/square/okhttp/commits/masternvdPatchThird Party Advisory
- cxsecurity.com/issue/WLB-2018120252nvdExploitThird Party Advisory
- square.github.io/okhttp/3.x/okhttp/nvdThird Party Advisory
- github.com/square/okhttp/releasesnvdProduct
- github.com/square/okhttp/issues/4967nvd
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