CVE-2020-13482

EM-HTTP-Request 1.1.5 uses the library eventmachine in an insecure way that allows an attacker to perform a man-in-the-middle attack against users of the library. The hostname in a TLS server certificate is not verified.

• CWE-295

• https://github.com/igrigorik/em-http-request/issues/339Exploit, Issue Tracking, Patch, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MKYP5TR5NTVVDX5R4HCNNH2OQR7M4X3J/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z32PUJA6RGBZ3TKSOTGUXZ45662S3MVF/
• https://securitylab.github.com/advisories/GHSL-2020-094-igrigorik-em-http-requestExploit, Third Party Advisory
• https://github.com/igrigorik/em-http-request/issues/339Exploit, Issue Tracking, Patch, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MKYP5TR5NTVVDX5R4HCNNH2OQR7M4X3J/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z32PUJA6RGBZ3TKSOTGUXZ45662S3MVF/
• https://securitylab.github.com/advisories/GHSL-2020-094-igrigorik-em-http-requestExploit, Third Party Advisory

Published

May 25, 2020

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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