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Tomcat vulnerabilities

2 published alerts for Apache Tomcat.

Actively exploited (KEV)

CVE-2026-34486

Apache Tomcat Missing Encryption of Sensitive Data Vulnerability

Apache Tomcat is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-34486). Apache Tomcat contains a missing encryption of sensitive data vulnerability that allows the bypass of the EncryptInterceptor. This vulnerability can be chained with CVE‑2025‑24813. CISA remediation due date: 2026-08-07. If you need help checking exposure, call (864) 335-9223.

Actively exploited (KEV)Ransomware

CVE-2017-12615

Apache Tomcat on Windows Remote Code Execution Vulnerability

Apache Tomcat is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2017-12615). When running Apache Tomcat on Windows with HTTP PUTs enabled, it is possible to upload a JSP file to the server via a specially crafted request. This JSP could then be requested and any code it contained would be executed by the server. CISA remediation due date: 2022-04-15. If you need help checking exposure, call (864) 335-9223.