--- title: "CVE-2026-34486: Apache Tomcat: Fix for CVE-2026-29146… | CubePath" description: "Missing Encryption of Sensitive Data vulnerability in Apache Tomcat due to the fix for CVE-2026-29146 allowing the bypass of the EncryptInterceptor. This…" language: en source: https://cubepath.com/security/cve/CVE-2026-34486 --- # CVE-2026-34486: Apache Tomcat: Fix for CVE-2026-29146… | CubePath ## Description 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. Official description from the CVE record, published by apache. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-34486) ## Key data ### CVSS 3.1 High 7.5 Score published by CISA-ADP in the CVE record. CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N | Metric | Value | What it means | | ---------------------- | --------- | ----------------------------------------------------------------------------------- | | Attack vector | Network | The vulnerable component can be reached over a network, possibly from the Internet. | | Attack complexity | Low | No special conditions are needed. The attack can be repeated at will. | | Privileges required | None | No account or privileges are needed. | | User interaction | None | No action from any user is needed. | | Scope | Unchanged | The impact stays within the vulnerable component. | | Confidentiality impact | High | Serious or total effect on the secrecy of data. | | Integrity impact | None | No effect on the trustworthiness of data. | | Availability impact | None | No effect on availability. | ### CVSS 3.1 High 7.5 Score published by redhat-SADP in the CVE record. CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N | Metric | Value | What it means | | ---------------------- | --------- | ----------------------------------------------------------------------------------- | | Attack vector | Network | The vulnerable component can be reached over a network, possibly from the Internet. | | Attack complexity | Low | No special conditions are needed. The attack can be repeated at will. | | Privileges required | None | No account or privileges are needed. | | User interaction | None | No action from any user is needed. | | Scope | Unchanged | The impact stays within the vulnerable component. | | Confidentiality impact | High | Serious or total effect on the secrecy of data. | | Integrity impact | None | No effect on the trustworthiness of data. | | Availability impact | None | No effect on availability. | CVSS is owned and managed by FIRST.Org, Inc. (FIRST) and is used by permission. Each CVSS score on this site is shown together with its vector string, as published in the CVE record by the source named next to it. Learn more at [first.org/cvss](https://www.first.org/cvss/) . ### EPSS Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days. Score 0.98503 (98.5% probability) Percentile 99.9% Scores of Nov 10, 2026 Model v2026.06.15 ### CISA Known Exploited Vulnerabilities This CVE is listed in the CISA KEV catalog. Name in the catalog Apache Tomcat Missing Encryption of Sensitive Data Vulnerability Added to the catalog Aug 4, 2026 Federal due date Aug 7, 2026 ### CISA assessment as of Aug 7, 2026 Stakeholder-Specific Vulnerability Categorization (SSVC) decision points added by CISA. Exploitation Recorded by CISA as active Automatable yes Technical impact partial ### Weakness (CWE) CWE catalog version 5.0. CWE names: Copyright © 2006-2026, The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CWE license. - [CWE-311](https://cwe.mitre.org/data/definitions/311.html) Missing Encryption of Sensitive Data - [CWE-807](https://cwe.mitre.org/data/definitions/807.html) Reliance on Untrusted Inputs in a Security Decision ## Affected products Products listed in the CVE record, as the CNA published them. - Apache Tomcat - affected: 11.0.20 - affected: 10.1.53 - affected: 9.0.116 ## References Links listed in the CVE record. They lead to other sites, which CubePath does not control. - [lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly](https://lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly) vendor-advisory - [vicarius.io/vsociety/posts/cve-2026-34486-detection-script-…](https://www.vicarius.io/vsociety/posts/cve-2026-34486-detection-script-rce-on-apache-tomcat) - [vicarius.io/vsociety/posts/cve-2026-34486-mitigation-script…](https://www.vicarius.io/vsociety/posts/cve-2026-34486-mitigation-script-rce-on-apache-tomcat) ## Timeline 1. ID reserved Mar 30, 2026 2. Record published Apr 9, 2026 3. Added to CISA KEV Aug 4, 2026 4. Record last updated Sep 21, 2026 ## Look up another CVE ## About CubePath CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection. [Cloud VPS](https://cubepath.com/vps) [DDoS protection](https://cubepath.com/ddos-protection) Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:10 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)