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CVE-2014-9476· NVD / CVE Program· CNA debian

MediaWiki 1.2x before 1.22.15, 1.23.x before 1.23.8, and 1.24.x before 1.24.1 allows remote attackers to bypass CORS restrictions in $wgCros

MediaWiki 1.2x before 1.22.15, 1.23.x before 1.23.8, and 1.24.x before 1.24.1 allows remote attackers to bypass CORS restrictions in $wgCrossSiteAJAXdomains via a domain that has a partial match to an allowed origin, as demonstrated by "http://en.wikipedia.org.evilsite.example/."

MediumCVSS 5.0 · v2.0—No exploit No fix recorded

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Published
Jan 16, 2015
Updated
Jun 16, 2026
EPSS
2.2% · 82th percentile
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Report tools

JSON

Action score

21

Monitor

Low priority for now.

CVSS
20 / 40 · 5.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 2.2%

Affected systems

VendorProduct
mediawikimediawiki

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • mediawiki mediawikiup to 1.19.22 inclusive
  • mediawiki mediawiki1.20
  • mediawiki mediawiki1.20.1
  • mediawiki mediawiki1.20.2
  • mediawiki mediawiki1.20.3
  • mediawiki mediawiki1.20.4
  • mediawiki mediawiki1.20.5
  • mediawiki mediawiki1.20.6
  • mediawiki mediawiki1.20.7
  • mediawiki mediawiki1.20.8
  • mediawiki mediawiki1.21
  • mediawiki mediawiki1.21.1
  • mediawiki mediawiki1.21.10
  • mediawiki mediawiki1.21.11
  • mediawiki mediawiki1.21.2
  • mediawiki mediawiki1.21.3
  • mediawiki mediawiki1.21.4
  • mediawiki mediawiki1.21.5
  • mediawiki mediawiki1.21.6
  • mediawiki mediawiki1.21.7

Same product

mediawiki: all records

Other highest-scoring records for the same primary product.

  • CVE-2022-29904The SemanticDrilldown extension for MediaWiki through 1.37.2 (before e688bdba6434591b5dff689a45e4d53459954773) allows SQL injection with cer
    44Plan
  • CVE-2017-0372Parameters injection in SyntaxHighlight results in multiple vulnerabilities
    42Plan
  • CVE-2017-8809api.php in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 has a Reflected File Download vulnerability.
    41Plan
  • CVE-2019-12468An Incorrect Access Control vulnerability was found in Wikimedia MediaWiki 1.27.0 through 1.32.1.
    40Plan
  • CVE-2014-9487The getid3 library in MediaWiki before 1.24.1, 1.23.8, 1.22.15 and 1.19.23 allows remote attackers to read arbitrary files, cause a denial o
    40Plan
  • CVE-2015-8009The MWOAuthDataStore::lookup_token function in Extension:OAuth for MediaWiki 1.25.x before 1.25.3, 1.24.x before 1.24.4, and before 1.23.11
    40Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
P · data or configuration can be modified
Availability
none
Attack complexity
Low
Confidentiality impact
None
Integrity impact
P
Availability impact
None

Weakness class (CWE)

CWE-264 · Permissions, Privileges, and Access Controls

CVSS vector

AV:N/AC:L/Au:N/C:N/I:P/A:N

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records