Answer in brief
CVE-2026-34486 records a High severity (CVSS 7.5) vulnerability in Apache Tomcat: Fix for CVE-2026-29146 allowed bypass of EncryptInterceptor. The current sources mark it as known exploited. The current feed maps Apache Software Foundation/Apache Tomcat (generic), org.apache.tomcat:tomcat (maven), org.apache.tomcat:tomcat (maven), org.apache.tomcat:tomcat (maven) and additional mapped packages. Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
Answer in brief
CVE-2026-34486 records a High severity (CVSS 7.5) vulnerability in Apache Tomcat: Fix for CVE-2026-29146 allowed bypass of EncryptInterceptor. The current sources mark it as known exploited. The current feed maps Apache Software Foundation/Apache Tomcat (generic), org.apache.tomcat:tomcat (maven), org.apache.tomcat:tomcat (maven), org.apache.tomcat:tomcat (maven) and additional mapped packages. Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.5. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Apache Software Foundation/Apache Tomcat (generic), org.apache.tomcat:tomcat (maven), org.apache.tomcat:tomcat (maven), org.apache.tomcat:tomcat (maven) and additional mapped packages. Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:a:apache:tomcat:10.1.53:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:a:apache:tomcat:11.0.20:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:a:apache:tomcat:9.0.116:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:a:redhat:jboss_web_server:7.0.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_els:7.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_eus:10.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_tus:8.8:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:8.8:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:9.2:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:9.4:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:9.6:*:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Apache Software Foundation/Apache Tomcatgeneric | 11.0.20 || 10.1.53 || 9.0.116 | Not reported |
| org.apache.tomcat:tomcatmaven | =11.0.20 | 11.0.21 |
| org.apache.tomcat:tomcatmaven | =10.1.53 | 10.1.54 |
| org.apache.tomcat:tomcatmaven | =9.0.116 | 9.0.117 |
| org.apache.tomcat:tomcat-tribesmaven | =11.0.20 | 11.0.21 |
| org.apache.tomcat:tomcat-tribesmaven | =10.1.53 | 10.1.54 |
| org.apache.tomcat:tomcat-tribesmaven | =9.0.116 | 9.0.117 |
Published upstream
Apr 9, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 7, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 11, 2026
Added to CISA KEV
Aug 4, 2026
Evidence: source:kev:kev:kev:recordMissing 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.
Quoted source text, attributed separately from HOL analysis.
CVSS is 7.5. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Apache Software Foundation/Apache Tomcat (generic), org.apache.tomcat:tomcat (maven), org.apache.tomcat:tomcat (maven), org.apache.tomcat:tomcat (maven) and additional mapped packages. Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:a:apache:tomcat:10.1.53:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:a:apache:tomcat:11.0.20:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:a:apache:tomcat:9.0.116:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:a:redhat:jboss_web_server:7.0.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_els:7.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_eus:10.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_tus:8.8:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:8.8:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:9.2:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:9.4:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:9.6:*:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Apache Software Foundation/Apache Tomcatgeneric | 11.0.20 || 10.1.53 || 9.0.116 | Not reported |
| org.apache.tomcat:tomcatmaven | =11.0.20 | 11.0.21 |
| org.apache.tomcat:tomcatmaven | =10.1.53 | 10.1.54 |
| org.apache.tomcat:tomcatmaven | =9.0.116 | 9.0.117 |
| org.apache.tomcat:tomcat-tribesmaven | =11.0.20 | 11.0.21 |
| org.apache.tomcat:tomcat-tribesmaven | =10.1.53 | 10.1.54 |
| org.apache.tomcat:tomcat-tribesmaven | =9.0.116 | 9.0.117 |
Published upstream
Apr 9, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 7, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 11, 2026
Added to CISA KEV
Aug 4, 2026
Evidence: source:kev:kev:kev:recordMissing 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.
Quoted source text, attributed separately from HOL analysis.