SiteRespond
Scan

Threat intelligence

WordPress Core < 5.9.1 - jQuery Prototype Pollution

CVE-2021-20083 · wordpress

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Wordpress at a vulnerable version. How SiteRespond intelligence works

Vulnerability
WordPress Core < 5.9.1 - jQuery Prototype Pollution
Affected software
wordpress(WordPress core)
Affected versions
  • < 3.7
  • ≥ 5.4 and ≤ 5.4.9
  • ≥ 5.5 and ≤ 5.5.8
  • ≥ 5.6 and ≤ 5.6.7
  • ≥ 5.7 and ≤ 5.7.5
  • ≥ 5.8 and ≤ 5.8.3
  • ≥ 5.9 and ≤ 5.9.1
  • ≥ 3.7 and ≤ 3.7.37
  • ≥ 3.8 and ≤ 3.8.37
  • ≥ 3.9 and ≤ 3.9.35
  • ≥ 4.0 and ≤ 4.0.34
  • ≥ 4.1 and ≤ 4.1.34
  • ≥ 4.2 and ≤ 4.2.31
  • ≥ 4.3 and ≤ 4.3.27
  • ≥ 4.4 and ≤ 4.4.26
  • ≥ 4.5 and ≤ 4.5.25
  • ≥ 4.6 and ≤ 4.6.22
  • ≥ 4.7 and ≤ 4.7.22
  • ≥ 4.8 and ≤ 4.8.18
  • ≥ 4.9 and ≤ 4.9.19
  • ≥ 5.0 and ≤ 5.0.15
  • ≥ 5.1 and ≤ 5.1.12
  • ≥ 5.2 and ≤ 5.2.14
  • ≥ 5.3 and ≤ 5.3.11
Authentication
Not specified in feed title — see source advisory
Vulnerability type
Other
CVE
CVE-2021-20083
Published
11 March 2022
CISA KEV
Not listed in CISA KEV at last catalog refresh
Impact
This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.
Source

Data imported from Wordfence Intelligence (advisory c90844e1-0502-4d08-888f-4835f63f8dd0). Methodology and redistribution notes

Check whether your installed version is affected

SiteRespond Defence matches your installed Wordpress version against this catalog when the Defence plugin is connected to your WordPress site.

Start SiteRespond Defence for WordPress — £29.99/monthScan your website
All Wordpress advisoriesBack to catalog