# Apache Tomcat-Embed-Core vulnerabilities Source: https://junglewise.ai/threats/technologies/tomcat-embed-core Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 12 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/tomcat-embed-core.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 7 vulnerabilities in Apache Tomcat-Embed-Core: 0 in the last 7 days and 2 in the last 90 days, 3 of them critical and 1 exploited in the wild. The most recent, CVE-2026-68525, was published on 25 August 2026. Nothing was published in the last eight weeks. ## Counts - Last 7 days: 0 - Last 30 days: 0 - Last 90 days: 2 - All time: 7 (3 critical, 1 exploited in the wild) ## About Apache Tomcat-Embed-Core Embedded Apache Tomcat servlet container library for Java applications. ## Latest Apache Tomcat-Embed-Core vulnerabilities - [CVE-2026-68525: Apache Tomcat FORM authentication authorization bypass](https://junglewise.ai/threats/cve-2026-68525-apache-tomcat-form-authentication-authorization-bypass) (critical, CVSS 9.1, published 25 Aug 2026) - [CVE-2026-65905: Apache Tomcat DIGEST authenticator authentication bypass](https://junglewise.ai/threats/cve-2026-65905-apache-tomcat-digest-authenticator-authentication-bypass) (critical, CVSS 9.8, published 25 Aug 2026) - [CVE-2026-32990: Improper Input Validation vulnerability in Apache Tomcat due to an incomplete fix of . This issue affects Apache Tomcat…](https://junglewise.ai/threats/cve-2026-32990-apache-tomcat-improper-input-validation) (medium, CVSS 5.3, published 9 Apr 2026) - [CVE-2023-44487: Multiple Vendors HTTP/2 denial of service via Rapid Reset attack](https://junglewise.ai/threats/cve-2023-44487-http-2-rapid-reset-attack-vulnerability) (critical, exploited in the wild, CVSS 5.3, published 10 Oct 2023) - [CVE-2020-11996: Apache Tomcat denial of service via HTTP/2 resource consumption](https://junglewise.ai/threats/cve-2020-11996-apache-tomcat-denial-of-service-via-http-2-resource-consumption) (high, CVSS 7.5, published 9 Feb 2022) - [CVE-2021-25122: Apache Tomcat information disclosure in h2c connection handling](https://junglewise.ai/threats/cve-2021-25122-apache-tomcat-information-disclosure-in-h2c-connection-handling) (high, CVSS 7.5, published 16 Jun 2021) - [CVE-2020-9484: Apache Tomcat remote code execution via deserialization in PersistenceManager](https://junglewise.ai/threats/cve-2020-9484-apache-tomcat-remote-code-execution-via-deserialization-in) (high, CVSS 7, published 21 May 2020) ## Most severe Apache Tomcat-Embed-Core vulnerabilities - [CVE-2023-44487: Multiple Vendors HTTP/2 denial of service via Rapid Reset attack](https://junglewise.ai/threats/cve-2023-44487-http-2-rapid-reset-attack-vulnerability) (critical, exploited in the wild, CVSS 5.3, published 10 Oct 2023) - [CVE-2026-65905: Apache Tomcat DIGEST authenticator authentication bypass](https://junglewise.ai/threats/cve-2026-65905-apache-tomcat-digest-authenticator-authentication-bypass) (critical, CVSS 9.8, published 25 Aug 2026) - [CVE-2026-68525: Apache Tomcat FORM authentication authorization bypass](https://junglewise.ai/threats/cve-2026-68525-apache-tomcat-form-authentication-authorization-bypass) (critical, CVSS 9.1, published 25 Aug 2026) - [CVE-2020-11996: Apache Tomcat denial of service via HTTP/2 resource consumption](https://junglewise.ai/threats/cve-2020-11996-apache-tomcat-denial-of-service-via-http-2-resource-consumption) (high, CVSS 7.5, published 9 Feb 2022) - [CVE-2021-25122: Apache Tomcat information disclosure in h2c connection handling](https://junglewise.ai/threats/cve-2021-25122-apache-tomcat-information-disclosure-in-h2c-connection-handling) (high, CVSS 7.5, published 16 Jun 2021) - [CVE-2020-9484: Apache Tomcat remote code execution via deserialization in PersistenceManager](https://junglewise.ai/threats/cve-2020-9484-apache-tomcat-remote-code-execution-via-deserialization-in) (high, CVSS 7, published 21 May 2020) - [CVE-2026-32990: Improper Input Validation vulnerability in Apache Tomcat due to an incomplete fix of . This issue affects Apache Tomcat…](https://junglewise.ai/threats/cve-2026-32990-apache-tomcat-improper-input-validation) (medium, CVSS 5.3, published 9 Apr 2026) ## Vulnerabilities per week Nothing was published in the last eight weeks. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 2 | 2 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 0 | 0 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## Other Apache technologies - [Apache Airflow](https://junglewise.ai/threats/technologies/airflow): 95 vulnerabilities - [Apache Camel](https://junglewise.ai/threats/technologies/camel): 87 vulnerabilities - [Apache Tomcat](https://junglewise.ai/threats/technologies/tomcat): 87 vulnerabilities - [Apache Thrift](https://junglewise.ai/threats/technologies/thrift): 77 vulnerabilities - [Apache Ofbiz](https://junglewise.ai/threats/technologies/ofbiz): 67 vulnerabilities - [Apache HTTP Server](https://junglewise.ai/threats/technologies/http-server): 62 vulnerabilities - [Apache Traffic Server](https://junglewise.ai/threats/technologies/traffic-server): 55 vulnerabilities - [Apache Brpc](https://junglewise.ai/threats/technologies/brpc): 36 vulnerabilities - [Apache Roller](https://junglewise.ai/threats/technologies/roller): 30 vulnerabilities - [Apache CloudStack](https://junglewise.ai/threats/technologies/cloudstack): 28 vulnerabilities - [Apache ActiveMQ](https://junglewise.ai/threats/technologies/activemq): 27 vulnerabilities - [Apache Apisix](https://junglewise.ai/threats/technologies/apisix): 27 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Apache Tomcat-Embed-Core vulnerabilities", https://junglewise.ai/threats/technologies/tomcat-embed-core, 12 November 2026.