CVE-2026-34487
CVE-2026-34487: 2 tracked advisory records across Apache, Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Apache
1 advisory- Advisory severityHigh7.5
High [CVE-2026-34487] Insertion of Sensitive Information into Log File vulnerability in the cloud membership for clustering component of Apache Tomcat…
CVE-2026-34487Source published Source updated
Insertion of Sensitive Information into Log File vulnerability in the cloud membership for clustering component of Apache Tomcat exposed the Kubernetes bearer token. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.20, from 10.1.0-M1 through 10.1.53, from 9.0.13 through 9.0.116. Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117, which fix the issue.
- Affected products in this advisory
- Apache Tomcat
- Tomcat
- Source-reported affected versions
- 11.0.0-M1 through 11.0.20
- 10.1.0-M1 through 10.1.53
- 9.0.13 through 9.0.116.
- through 9.0.116
- Source-reported fixed versions
- 11.0.21
- 10.1.54
- 9.0.117
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
Red Hat
1 advisory- Advisory severityMedium6.5
Medium [CVE-2026-34487] Information disclosure via sensitive data in log files
CVE-2026-34487Source published
Information disclosure via sensitive data in log files. Red Hat rates this low (CVSS 6.5). Weakness: CWE-538. Affected package(s): tomcat, jws6-tomcat. Resolved in Red Hat advisory RHSA-2026:20405 — update the affected packages (`sudo dnf update`).
- Related products — impact not confirmed
- Red Hat Enterprise Linux 1
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- jws6-tomcat
- Source-reported affected versions
- tomcat
- jws6-tomcat-0:10.1.49-13.redhat_00011.1.el10jws
- jws6-tomcat-0:10.1.49-13.redhat_00011.1.el8jws
- jws6-tomcat-0:10.1.49-13.redhat_00011.1.el9jws
- Source-reported fixed versions
- RHSA-2026:20405
- Mitigation guidance
- Update the affected package(s) to the fixed version shipped in RHSA-2026:20405 (`sudo dnf update` / `yum update`).
Android app · Google Play
Turn CVE research into alerts on your phone.
Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 34 official vendor sources and 160+ reviewed platform categories.