Is CVE-2015-5262 in the CISA KEV catalog?

No. CVE-2015-5262 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-5262?

CVE-2015-5262 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2015-5262?

CVE-2015-5262 has an EPSS score of 19.31% (97th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2015-5262

MEDIUMEPSS 97th pctl

4.3

CVSS v2

NVD

Description

http/conn/ssl/SSLConnectionSocketFactory.java in Apache HttpComponents HttpClient before 4.3.6 ignores the http.socket.timeout configuration setting during an SSL handshake, which allows remote attackers to cause a denial of service (HTTPS call hang) via unspecified vectors.

CWE-399

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

19.31%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

http://lists.fedoraproject.org/pipermail/package-announce/2015-October/167962.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/167999.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168030.html
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00032.html
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00033.html
http://svn.apache.org/viewvc?view=revision&revision=1626784
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
http://www.securitytracker.com/id/1033743
http://www.ubuntu.com/usn/USN-2769-1
https://bugzilla.redhat.com/show_bug.cgi?id=1261538
https://issues.apache.org/jira/browse/HTTPCLIENT-1478
https://jenkins.io/security/advisory/2018-02-26/
https://lists.apache.org/thread.html/519eb0fd45642dcecd9ff74cb3e71c20a4753f7d82e2f07864b5108f%40%3Cdev.drill.apache.org%3E
https://lists.apache.org/thread.html/b0656d359c7d40ec9f39c8cc61bca66802ef9a2a12ee199f5b0c1442%40%3Cdev.drill.apache.org%3E
https://lists.apache.org/thread.html/f9bc3e55f4e28d1dcd1a69aae6d53e609a758e34d2869b4d798e13cc%40%3Cissues.drill.apache.org%3E

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.