VULNERABILITY INTELLIGENCE
CVE-2017-7674
CVSS score4.3 MEDIUM
EPSS probability8.04%
CISA KEVNot currently listed
Published2017-08-11
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Description
The CORS Filter in Apache Tomcat 9.0.0.M1 to 9.0.0.M21, 8.5.0 to 8.5.15, 8.0.0.RC1 to 8.0.44 and 7.0.41 to 7.0.78 did not add an HTTP Vary header indicating that the response varies depending on Origin. This permitted client and server side cache poisoning in some circumstances.
Weakness classification
- CWE-345: Insufficient Verification of Data Authenticity