CVE-2012-4885 json
The wikitext parser in MediaWiki 1.17.x before 1.17.3 and 1.18.x before 1.18.2 allows remote attackers to cause a denial of service (infini…
published 2012-09-09 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-4810
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.9%
- EPSS 1.9% chance of exploitation in 30 days, percentile 79%
- public exploits
- 0
- none known
Summary
The wikitext parser in MediaWiki 1.17.x before 1.17.3 and 1.18.x before 1.18.2 allows remote attackers to cause a denial of service (infinite loop) via certain input, as demonstrated by the padleft function.
Patch / fix
- mediawiki Debian 14, Debian 13, Debian 12 1:1.19.0-1
debian advisories DEBIAN-CVE-2012-4885
Exploit prediction
1.88% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
References
-
lists.wikimedia.org
/pipermail/mediawiki-announce/2012-March/000110.html
mailing-list, vendor-advisory
-
secunia.com
/advisories/48504
third-party-advisory, vendor-advisory
-
bugzilla.wikimedia.org
/show_bug.cgi?id=22555
vendor-advisory
-
lists.wikimedia.org
/pipermail/mediawiki-announce/2012-March/000109.html
mailing-list, vendor-advisory
-
openwall.com
/lists/oss-security/2012/03/24/1
mailing-list
- bugzilla.wikimedia.org /show_bug.cgi?id=35315
-
openwall.com
/lists/oss-security/2012/03/22/9
mailing-list
-
securityfocus.com
/bid/52689
vdb-entry
Sources
- CVE List CVE-2012-4885
- NVD CVE-2012-4885
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.