CVE-2012-4885: n/a vulnerability

CVE-2012-4885: The wikitext parser in MediaWiki 1.17.x before 1.17.3 and 1.18.x before 1.18.2 allows remote attackers to c...

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.

UnknownCVSS not scoredNot KEV-listedUpdatedSep 16, 2024, 23:51 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2012-4885 is a MediaWiki denial-of-service issue. A remote user could trigger an infinite loop in the wikitext parser using certain input, potentially tying up wiki resources. The sources identify fixed releases for MediaWiki 1.17.x and 1.18.x. Exposure is most likely for internet-accessible MediaWiki installations running 1.17.x before 1.17.3 or 1.18.x before 1.18.2. The bundle does not establish other affected branches or products. Treat this as a targeted availability risk for legacy MediaWiki deployments. It is not documented here as data theft or code execution, but public wikis on affected versions should be upgraded promptly to avoid resource exhaustion incidents. Mitigation focus: Upgrade MediaWiki 1.17.x systems to 1.17.3 or later.; Upgrade MediaWiki 1.18.x systems to 1.18.2 or later.; Check Wikimedia advisories for supported upgrade guidance if running obsolete branches..

Prepared: Jun 28, 2026, 00:52 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Sep 9, 2012, 21:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://bugzilla.wikimedia.org/show_bug.cgi?id=35315CVE reference · x_refsource_CONFIRM
https://bugzilla.wikimedia.org/show_bug.cgi?id=22555CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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