CVE-2013-2031
MediaWiki before 1.19.6 and 1.20.x before 1.20.5 allows remote attackers to conduct cross-site...
MediaWiki before 1.19.6 and 1.20.x before 1.20.5 allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated by a CDATA section containing valid UTF-7 encoded sequences in a SVG file, which is then incorrectly interpreted as UTF-8 by Chrome and Firefox.
Exploit likelihood
What each source reports
NVD Score used
MediaWiki before 1.19.6 and 1.20.x before 1.20.5 allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated by a CDATA section containing valid UTF-7 encoded sequences in a SVG file, which is then incorrectly interpreted as UTF-8 by Chrome and Firefox.
- Record
CVE-2013-2031- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
MediaWiki before 1.19.6 and 1.20.x before 1.20.5 allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated by a CDATA section containing valid UTF-7 encoded sequences in a SVG file, which is then incorrectly interpreted as UTF-8 by Chrome and Firefox.
- Record
CVE-2013-2031- Updated
- 2026-11-02
EUVDEUVD-2013-2017 No score
MediaWiki before 1.19.6 and 1.20.x before 1.20.5 allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated by a CDATA section containing valid UTF-7 encoded sequences in a SVG file, which is then incorrectly interpreted as UTF-8 by Chrome and Firefox.
- Record
EUVD-2013-2017- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-47j7-228r-59cw No score
MediaWiki before 1.19.6 and 1.20.x before 1.20.5 allows remote attackers to conduct cross-site...
MediaWiki before 1.19.6 and 1.20.x before 1.20.5 allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated by a CDATA section containing valid UTF-7 encoded sequences in a SVG file, which is then incorrectly interpreted as UTF-8 by Chrome and Firefox.
- Record
GHSA-47j7-228r-59cw- Weakness
- CWE-79
- Updated
- 2026-11-02
OSV No score
MediaWiki before 1.19.6 and 1.20.x before 1.20.5 allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated by a CDATA section containing valid UTF-7 encoded sequences in a SVG file, which is then incorrectly interpreted as UTF-8 by Chrome and Firefox.
- Record
CVE-2013-2031- Updated
- 2026-11-02
OSVDEBIAN-CVE-2013-2031 No score
MediaWiki before 1.19.6 and 1.20.x before 1.20.5 allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated by a CDATA section containing valid UTF-7 encoded sequences in a SVG file, which is then incorrectly interpreted as UTF-8 by Chrome and Firefox.
- Record
DEBIAN-CVE-2013-2031- Updated
- 2026-11-02
OSVUBUNTU-CVE-2013-2031 No score
MediaWiki before 1.19.6 and 1.20.x before 1.20.5 allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated by a CDATA section containing valid UTF-7 encoded sequences in a SVG file, which is then incorrectly interpreted as UTF-8 by Chrome and Firefox.
- Record
UBUNTU-CVE-2013-2031- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
mediawikiDebian:12 |
before 1:1.19.6-1 | 1:1.19.6-1 |
mediawikiDebian:13 |
before 1:1.19.6-1 | 1:1.19.6-1 |
mediawikiDebian:14 |
before 1:1.19.6-1 | 1:1.19.6-1 |
mediawikiDebian:7 From an advisory covering 11 CVEs |
before 1:1.19.14+dfsg-0+deb7u1, plus listed versions 1:1.19.10+dfsg-11:1.19.11+dfsg-0+deb7u11:1.19.11+dfsg-11:1.19.12+dfsg-11:1.19.13+dfsg-1 Show 11 moreShow less1:1.19.5-11:1.19.5-1+deb7u11:1.19.6-11:1.19.7+dfsg-11:1.19.7+dfsg-1.11:1.19.8+dfsg-11:1.19.8+dfsg-21:1.19.8+dfsg-2.11:1.19.8+dfsg-2.21:1.19.9+dfsg-11:1.19.9+dfsg-2 |
1:1.19.14+dfsg-0+deb7u1 |
mediawiki-extensionsDebian:7 From an advisory covering 11 CVEs |
before 3.5~deb7u1, plus listed versions 2.113.03.13.23.3 Show 4 moreShow less3.43~exp13~exp23~exp3 |
3.5~deb7u1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2013-2031 is a medium vulnerability (CVSS 4.3) in Mediawiki, published November 15, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.50%, the 84th percentile. Fixed in mediawiki 1:1.19.6-1.
References
lists.fedoraproject.org/pipermail/package-announce/2013-May/105825.html
secunia.com/advisories/57472
bugzilla.wikimedia.org/show_bug.cgi?id=47304
debian.org/security/2014/dsa-2891
Show 10 moreShow less
securityfocus.com/bid/59594
security.gentoo.org/glsa/glsa-201310-21.xml
lists.wikimedia.org/pipermail/mediawiki-announce/2013-April/000129.html
openwall.com/lists/oss-security/2013/05/01/2
nvd.nist.gov/vuln/detail/CVE-2013-2031
github.com/advisories/GHSA-47j7-228r-59cw
security-tracker.debian.org/tracker/CVE-2013-2031
ubuntu.com/security/CVE-2013-2031
cve.org/CVERecord?id=CVE-2013-2031