WordPress Core < 5.9.1 - jQuery Prototype Pollution

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8.8
Improperly Controlled Modification of Dynamically-Determined Object Attributes
CVE CVE-2021-20083
CVSS 8.8 (High)
Publicly Published March 11, 2022
Last Updated January 22, 2024
Researcher Melar Dev

Description

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-plugin-query-object 2.2.3 allows a malicious user to inject properties into Object.prototype.

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: 3.7.38, 3.8.38, 3.9.36, 4.0.35, 4.1.35, 4.2.32, 4.3.28, 4.4.27, 4.5.26, 4.6.23, 4.7.23, 4.8.19, 4.9.20, 5.0.16, 5.1.13, 5.2.15, 5.3.12, 5.4.10, 5.5.9, 5.6.8, 5.7.6, 5.8.4, 5.9.2
Affected Versions
  • < 3.7
  • 5.4 - 5.4.9
  • 5.5 - 5.5.8
  • 5.6 - 5.6.7
Expand to see 20 more affected version ranges.
  • 5.7 - 5.7.5
  • 5.8 - 5.8.3
  • 5.9 - 5.9.1
  • 3.7 - 3.7.37
  • 3.8 - 3.8.37
  • 3.9 - 3.9.35
  • 4.0 - 4.0.34
  • 4.1 - 4.1.34
  • 4.2 - 4.2.31
  • 4.3 - 4.3.27
  • 4.4 - 4.4.26
  • 4.5 - 4.5.25
  • 4.6 - 4.6.22
  • 4.7 - 4.7.22
  • 4.8 - 4.8.18
  • 4.9 - 4.9.19
  • 5.0 - 5.0.15
  • 5.1 - 5.1.12
  • 5.2 - 5.2.14
  • 5.3 - 5.3.11
Patched Versions
  • 3.7.38
  • 3.8.38
  • 3.9.36
  • 4.0.35
Expand to see 19 more patched versions.
  • 4.1.35
  • 4.2.32
  • 4.3.28
  • 4.4.27
  • 4.5.26
  • 4.6.23
  • 4.7.23
  • 4.8.19
  • 4.9.20
  • 5.0.16
  • 5.1.13
  • 5.2.15
  • 5.3.12
  • 5.4.10
  • 5.5.9
  • 5.6.8
  • 5.7.6
  • 5.8.4
  • 5.9.2

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