WordPress Core < 4.9.1 - Authorization Bypass

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5.4
Improper Authorization
CVE CVE-2017-17091
CVSS 5.4 (Medium)
Publicly Published November 29, 2017
Last Updated August 14, 2023

Description

wp-admin/user-new.php in WordPress before 4.9.1 sets the newbloguser key to a string that can be directly derived from the user ID, which allows remote attackers to bypass intended access restrictions by entering this string.

References

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1 affected software package

WordPress

Software Type Core
Patched? Yes
Remediation Update to one of the following versions, or a newer patched version: 3.7.24, 3.8.24, 3.9.22, 4.0.21, 4.1.21, 4.2.18, 4.3.14, 4.4.13, 4.5.12, 4.6.9, 4.7.8, 4.8.4, 4.9.1
Affected Versions
  • 4.9 - 4.9
  • < 3.7
  • 4.6 - 4.6.8
  • 4.7 - 4.7.7
Expand to see 10 more affected version ranges.
  • 4.8 - 4.8.3
  • 3.7 - 3.7.23
  • 3.8 - 3.8.23
  • 3.9 - 3.9.21
  • 4.0 - 4.0.20
  • 4.1 - 4.1.20
  • 4.2 - 4.2.17
  • 4.3 - 4.3.13
  • 4.4 - 4.4.12
  • 4.5 - 4.5.11
Patched Versions
  • 3.7.24
  • 3.8.24
  • 3.9.22
  • 4.0.21
Expand to see 9 more patched versions.
  • 4.1.21
  • 4.2.18
  • 4.3.14
  • 4.4.13
  • 4.5.12
  • 4.6.9
  • 4.7.8
  • 4.8.4
  • 4.9.1

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