CVE-2026-34486
HIGHCISA KEVEPSS 100th pctlDescription
Missing Encryption of Sensitive Data vulnerability in Apache Tomcat due to the fix for CVE-2026-29146 allowing the bypass of the EncryptInterceptor. This issue affects Apache Tomcat: 11.0.20, 10.1.53, 9.0.116. Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117, which fix the issue.
How to fix
This vulnerability affects an unusually large number of packages. The highest-confidence fixes are shown above; the full list is longer. Check the referenced advisories for complete coverage.
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploit Intelligence
Very high risk: more likely to be exploited than 100% of all known CVEs.
Remediation due: 2026-08-07
References
- vicarius.io
- access.redhat.com
- access.redhat.com
- access.redhat.com
- access.redhat.com
- access.redhat.com
- access.redhat.com
- access.redhat.com
- access.redhat.com
- access.redhat.com
- access.redhat.com
- access.redhat.com
- access.redhat.com
- access.redhat.com
- access.redhat.com
- bugzilla.redhat.com
- security.access.redhat.com
- socradar.io
Related Vulnerabilities
Other CWE-311 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2026-27944 | Critical | 9.8 | 22% | - | Fix |
| CVE-2017-16003 | High | 8.1 | 2.5% | - | Fix |
| CVE-2016-10665 | High | 8.1 | 2.4% | - | - |
| CVE-2016-10694 | High | 8.1 | 2.4% | - | Fix |
| CVE-2016-10686 | High | 8.1 | 2.4% | - | - |
| CVE-2016-10649 | High | 8.1 | 2.4% | - | - |
Common questions
How do I fix CVE-2026-34486?
Published advisories record a fix for 94 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.
Is CVE-2026-34486 being actively exploited?
Yes. CVE-2026-34486 is listed in the CISA Known Exploited Vulnerabilities catalog, which means exploitation has been observed in the wild. US federal agencies were required to remediate it by 2026-08-07. Treat it as a priority whatever its CVSS score says.
How severe is CVE-2026-34486?
CVE-2026-34486 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2026-34486 affect?
Published advisories record a fix for jws7-build (Red Hat / RHEL), jws7-build (Rocky), jws7-ecj (Red Hat / RHEL), jws7-ecj (Rocky), and 90 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-08-10.