CVE-2014-8090
The REXML parser in Ruby 1.9.x before 1.9.3 patchlevel 551, 2.0.x before 2.0.0 patchlevel 598, and 2.1.x before 2.1.5 allows remote attackers to cause a denial of service (CPU and memory consumption) a crafted XML document containing an empty string in an entity that is used in a large number of nested entity references, aka an XML Entity Expansion (XEE) attack. NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-1821 and CVE-2014-8080.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P- EPSS score
- 5.7% (93th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2014-7937)
- Published
- November 21, 2014
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2014-7937 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
References
- http://advisories.mageia.org/MGASA-2014-0472.html
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
- http://lists.opensuse.org/opensuse-updates/2014-12/msg00035.html
- http://lists.opensuse.org/opensuse-updates/2015-01/msg00000.html
- http://lists.opensuse.org/opensuse-updates/2015-01/msg00004.html
- http://rhn.redhat.com/errata/RHSA-2014-1911.html
- http://rhn.redhat.com/errata/RHSA-2014-1912.html
- http://rhn.redhat.com/errata/RHSA-2014-1913.html
- http://rhn.redhat.com/errata/RHSA-2014-1914.html
- http://secunia.com/advisories/59948
- http://secunia.com/advisories/62050
- http://secunia.com/advisories/62748
- http://www.debian.org/security/2015/dsa-3157
- http://www.debian.org/security/2015/dsa-3159
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:129
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.securityfocus.com/bid/71230
- http://www.ubuntu.com/usn/USN-2412-1(Patch, Vendor Advisory)
- https://support.apple.com/HT205267
- https://www.ruby-lang.org/en/news/2014/11/13/rexml-dos-cve-2014-8090/(Exploit, Vendor Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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