Medium 5.8Published Dec 12, 2014

CVE-2014-9365The HTTP clients in the (1) httplib, (2) urllib, (3) urllib2, and (4) xmlrpclib libraries in CPython (aka Python) 2.x before 2.7.9 and 3.x before 3.4.3, when accessing an HTTPS URL, do not (a) check…

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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The HTTP clients in the (1) httplib, (2) urllib, (3) urllib2, and (4) xmlrpclib libraries in CPython (aka Python) 2.x before 2.7.9 and 3.x before 3.4.3, when accessing an HTTPS URL, do not (a) check the certificate against a trust store or verify that the server hostname matches a domain name in the subject's (b) Common Name or (c) subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.

CVSS: 5.8 MEDIUM (v2.0, NVD)AV:N/AC:M/Au:N/C:P/I:P/A:N
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

python python python:python	2.0; 2.0.1; 2.1; 2.1.1; 2.1.2; 2.1.3; 2.2; 2.2.1; and 79 more ranges	NVD
apple mac_os_x apple:mac_os_x	through 10.10.4	NVD

References

References

http://bugs.python.org/issue22417	exploit
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
http://www.openwall.com/lists/oss-security/2014/12/11/1
http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
http://www.securityfocus.com/bid/71639
https://access.redhat.com/errata/RHSA-2016:1166
https://access.redhat.com/errata/RHSA-2017:1162
https://access.redhat.com/errata/RHSA-2017:1868
https://security.gentoo.org/glsa/201503-10
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The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.