VIR Vulnerability Intelligence Relay

CVE-2013-2031

medium
Published 2013-11-18 · Modified 2026-04-29
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
—
CVSS v4 NEW
—
not yet in upstream
VIR risk
4.3

Description

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.

Predictions

Exploit likelihood
20%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact
OSVersionStatusFixed in
debian debianbookwormfixed1:1.19.6-1
debian debianbullseyefixed1:1.19.6-1
debian debianforkyfixed1:1.19.6-1
debian debiansidfixed1:1.19.6-1
debian debiantrixiefixed1:1.19.6-1
gentoo gentooaffected

Application impact
VendorProductVersionsFixed
mediawikimediawiki{"endIncluding":"1.19.5"}
mediawikimediawiki1.1.0
mediawikimediawiki1.10.0
mediawikimediawiki1.10.1
mediawikimediawiki1.10.2
mediawikimediawiki1.10.3
mediawikimediawiki1.10.4
mediawikimediawiki1.11
mediawikimediawiki1.11.0
mediawikimediawiki1.11.1
mediawikimediawiki1.11.2
mediawikimediawiki1.12.0
mediawikimediawiki1.12.1
mediawikimediawiki1.12.2
mediawikimediawiki1.12.3
mediawikimediawiki1.12.4
mediawikimediawiki1.13.0
mediawikimediawiki1.13.1
mediawikimediawiki1.13.2
mediawikimediawiki1.13.3
mediawikimediawiki1.13.4
mediawikimediawiki1.14.0
mediawikimediawiki1.14.1
mediawikimediawiki1.15.0
mediawikimediawiki1.15.1
mediawikimediawiki1.15.2
mediawikimediawiki1.15.3
mediawikimediawiki1.15.4
mediawikimediawiki1.15.5
mediawikimediawiki1.16.0
mediawikimediawiki1.16.1
mediawikimediawiki1.16.2
mediawikimediawiki1.17
mediawikimediawiki1.17.0
mediawikimediawiki1.17.1
mediawikimediawiki1.17.2
mediawikimediawiki1.17.3
mediawikimediawiki1.17.4
mediawikimediawiki1.18
mediawikimediawiki1.18.0
mediawikimediawiki1.18.1
mediawikimediawiki1.18.2
mediawikimediawiki1.18.3
mediawikimediawiki1.19
mediawikimediawiki1.19.0
mediawikimediawiki1.19.1
mediawikimediawiki1.19.2
mediawikimediawiki1.19.3
mediawikimediawiki1.19.4
mediawikimediawiki1.20.1
mediawikimediawiki1.20.2
mediawikimediawiki1.20.3
mediawikimediawiki1.20.4

References

CWEs

CWE-79

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.