WordPress Core < 5.2.4 - Cache Poisoning

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
CVE CVE-2019-17673
CVSS High (7.3)
Publicly Published October 14, 2019
Last Updated January 22, 2024
Researcher David Newman
Description

WordPress before 5.2.4 is vulnerable to poisoning of the cache of JSON GET requests because certain requests lack a Vary: Origin header.

References

1 affected software package

Software Type Core
Software Slug wordpress (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 3.7
  • 3.7 - 3.7.30
  • 3.8 - 3.8.30
  • 3.9 - 3.9.28
  • 4.0 - 4.0.27
  • 4.1 - 4.1.27
  • 4.2 - 4.2.24
  • 4.3 - 4.3.20
  • 4.4 - 4.4.19
  • 4.5 - 4.5.18
  • 4.6 - 4.6.15
  • 4.7 - 4.7.14
  • 4.8 - 4.8.10
  • 4.9 - 4.9.11
  • 5.0 - 5.0.6
  • 5.1 - 5.1.2
  • 5.2 - 5.2.3
Patched Version
  • 3.7.31
  • 3.8.31
  • 3.9.29
  • 4.0.28
  • 4.1.28
  • 4.2.25
  • 4.3.21
  • 4.4.20
  • 4.5.19
  • 4.6.16
  • 4.7.15
  • 4.8.11
  • 4.9.12
  • 5.0.7
  • 5.1.3
  • 5.2.4
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