Description
Tweepy does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate, related to use of the Python httplib library.
Affected products
tweepy: tweepy
References4
- www.cs.utexas.edu/~shmat/shmat_ccs12.pdf Exploit
- www.cs.utexas.edu/~shmat/shmat_ccs12.pdf Exploit
- exchange.xforce.ibmcloud.com/vulnerabilities/79831 Permissions Required
- exchange.xforce.ibmcloud.com/vulnerabilities/79831 Permissions Required
Metrics
- CVSS 3.1
-
7.4
HIGH
Score source: NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N - EPSS — exploit probability
- 1% percentile: 49 · as of 2 November 2026
- CWE
- CWE-20