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CVE-2012-4421

MEDIUM 4.0 CVSS 2.0
Published
September 14, 2012
Last modified
June 16, 2026
NVD status
Modified
Reported by
secalert@redhat.com
Weakness
CWE-264
CVSS vector
AV:N/AC:L/Au:S/C:N/I:P/A:N

Description

The create_post function in wp-includes/class-wp-atom-server.php in WordPress before 3.4.2 does not perform a capability check, which allows remote authenticated users to bypass intended access restrictions and publish new posts by leveraging the Contributor role and using the Atom Publishing Protocol (aka AtomPub) feature.

Affected WordPress components

  • WordPress core
    Confirmed match
    Up to and including 3.4.1; Version 0.71; Version 1.0; Version 1.0.1; Version 1.0.2; Version 1.1.1; Version 1.2; Version 1.2.1; Version 1.2.2; Version 1.2.3; Version 1.2.4; Version 1.2.5; Version 1.3; Version 1.3.2; Version 1.3.3; Version 1.5; Version 1.5.1; Version 1.5.1.1; Version 1.5.1.2; Version 1.5.1.3; Version 1.5.2; Version 2.0; Version 2.0.1; Version 2.0.2; Version 2.0.4; Version 2.0.5; Version 2.0.6; Version 2.0.7; Version 2.0.8; Version 2.0.9; Version 2.0.10; Version 2.0.11; Version 2.1; Version 2.1.1; Version 2.1.2; Version 2.1.3; Version 2.2; Version 2.2.1; Version 2.2.2; Version 2.2.3; Version 2.3; Version 2.3.1; Version 2.3.2; Version 2.3.3; Version 2.5; Version 2.5.1; Version 2.6; Version 2.6.1; Version 2.6.2; Version 2.6.3; Version 2.6.5; Version 2.7; Version 2.7.1; Version 2.8; Version 2.8.1; Version 2.8.2; Version 2.8.3; Version 2.8.4; Version 2.8.5; Version 2.8.5.1; Version 2.8.5.2; Version 2.8.6; Version 2.9; Version 2.9.1; Version 2.9.1.1; Version 2.9.2; Version 3.0; Version 3.0.1; Version 3.0.2; Version 3.0.3; Version 3.0.4; Version 3.0.5; Version 3.0.6; Version 3.1; Version 3.1.1; Version 3.1.2; Version 3.1.3; Version 3.1.4; Version 3.2; Version 3.2.1; Version 3.3; Version 3.3.1; Version 3.3.2; Version 3.3.3; Version 3.4.0

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • n/a n/a — Versions not specified
  • wordpress wordpress — Up to and including 3.4.1
  • wordpress wordpress — Version 0.71
  • wordpress wordpress — Version 1.0
  • wordpress wordpress — Version 1.0.1
  • wordpress wordpress — Version 1.0.2
  • wordpress wordpress — Version 1.1.1
  • wordpress wordpress — Version 1.2
  • wordpress wordpress — Version 1.2.1
  • wordpress wordpress — Version 1.2.2
  • wordpress wordpress — Version 1.2.3
  • wordpress wordpress — Version 1.2.4
  • wordpress wordpress — Version 1.2.5
  • wordpress wordpress — Version 1.3
  • wordpress wordpress — Version 1.3.2
  • wordpress wordpress — Version 1.3.3
  • wordpress wordpress — Version 1.5
  • wordpress wordpress — Version 1.5.1
  • wordpress wordpress — Version 1.5.1.1
  • wordpress wordpress — Version 1.5.1.2
  • wordpress wordpress — Version 1.5.1.3
  • wordpress wordpress — Version 1.5.2
  • wordpress wordpress — Version 2.0
  • wordpress wordpress — Version 2.0.1
  • wordpress wordpress — Version 2.0.2
  • wordpress wordpress — Version 2.0.4
  • wordpress wordpress — Version 2.0.5
  • wordpress wordpress — Version 2.0.6
  • wordpress wordpress — Version 2.0.7
  • wordpress wordpress — Version 2.0.8
  • wordpress wordpress — Version 2.0.9
  • wordpress wordpress — Version 2.0.10
  • wordpress wordpress — Version 2.0.11
  • wordpress wordpress — Version 2.1
  • wordpress wordpress — Version 2.1.1
  • wordpress wordpress — Version 2.1.2
  • wordpress wordpress — Version 2.1.3
  • wordpress wordpress — Version 2.2
  • wordpress wordpress — Version 2.2.1
  • wordpress wordpress — Version 2.2.2
  • wordpress wordpress — Version 2.2.3
  • wordpress wordpress — Version 2.3
  • wordpress wordpress — Version 2.3.1
  • wordpress wordpress — Version 2.3.2
  • wordpress wordpress — Version 2.3.3
  • wordpress wordpress — Version 2.5
  • wordpress wordpress — Version 2.5.1
  • wordpress wordpress — Version 2.6
  • wordpress wordpress — Version 2.6.1
  • wordpress wordpress — Version 2.6.2
  • wordpress wordpress — Version 2.6.3
  • wordpress wordpress — Version 2.6.5
  • wordpress wordpress — Version 2.7
  • wordpress wordpress — Version 2.7.1
  • wordpress wordpress — Version 2.8
  • wordpress wordpress — Version 2.8.1
  • wordpress wordpress — Version 2.8.2
  • wordpress wordpress — Version 2.8.3
  • wordpress wordpress — Version 2.8.4
  • wordpress wordpress — Version 2.8.5
  • wordpress wordpress — Version 2.8.5.1
  • wordpress wordpress — Version 2.8.5.2
  • wordpress wordpress — Version 2.8.6
  • wordpress wordpress — Version 2.9
  • wordpress wordpress — Version 2.9.1
  • wordpress wordpress — Version 2.9.1.1
  • wordpress wordpress — Version 2.9.2
  • wordpress wordpress — Version 3.0
  • wordpress wordpress — Version 3.0.1
  • wordpress wordpress — Version 3.0.2
  • wordpress wordpress — Version 3.0.3
  • wordpress wordpress — Version 3.0.4
  • wordpress wordpress — Version 3.0.5
  • wordpress wordpress — Version 3.0.6
  • wordpress wordpress — Version 3.1
  • wordpress wordpress — Version 3.1.1
  • wordpress wordpress — Version 3.1.2
  • wordpress wordpress — Version 3.1.3
  • wordpress wordpress — Version 3.1.4
  • wordpress wordpress — Version 3.2
  • wordpress wordpress — Version 3.2.1
  • wordpress wordpress — Version 3.3
  • wordpress wordpress — Version 3.3.1
  • wordpress wordpress — Version 3.3.2
  • wordpress wordpress — Version 3.3.3
  • wordpress wordpress — Version 3.4.0

References