Vulnerability Database

300,445

Total vulnerabilities in the database

CVE-2019-12472

An Incorrect Access Control vulnerability was found in Wikimedia MediaWiki 1.18.0 through 1.32.1. It is possible to bypass the limits on IP range blocks ($wgBlockCIDRLimit) by using the API. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.

  • Published: Jul 10, 2019
  • Updated: Nov 9, 2025
  • CVE: CVE-2019-12472
  • Severity: Medium
  • Exploit:

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:P/A:N

No CWE or OWASP classifications available.

Software From Fixed in
mediawiki / mediawiki 1.30.0 1.30.2
mediawiki / mediawiki 1.31.0 1.31.2
mediawiki / mediawiki 1.32.0 1.32.2
mediawiki / mediawiki 1.18.0 1.27.6