Vulnerability in Red Hat Build Of Apache Camel 4 For Quarkus 3
CVE-2026-89058
A flaw was found in RESTEasy's CorsFilter, which, when configured to allow all origins ("*"), reflects the request's Origin header back in the Access-Control-Allow-Origin response together with Access-Control-Allow-Credentials: true. This permissive cross-origin policy allows a malicious website to make credentialed cross-origin requests and read authenticated responses from a victim's session, resulting in a loss of confidentiality.
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N.
Affected products
References
- secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking)
- secalert@redhat.com
- secalert@redhat.com
Frequently asked questions
- What is CVE-2026-89058?
- CVE-2026-89058 is a high-severity vulnerability in Red Hat Build Of Apache Camel 4 For Quarkus 3. CVSS score: 7.4/10. Published 2026-09-18.
- How severe is CVE-2026-89058?
- High severity. CVSS v3 base score is 7.4 out of 10.