| 2022-09-28 | CVE-2021-43980 | The simplified implementation of blocking reads and writes introduced in Tomcat 10 and back-ported to Tomcat 9.0.47 onwards exposed a long standing (but extremely hard to trigger) concurrency bug in Apache Tomcat 10.1.0 to 10.1.0-M12, 10.0.0-M1 to 10.0.18, 9.0.0-M1 to 9.0.60 and 8.5.0 to 8.5.77 that could cause client connections to share an Http11Processor instance resulting in responses, or part responses, to be received by the wrong client. | 3.7 |
| 2022-06-23 | CVE-2022-34305 | Cross-site Scripting vulnerability in Apache Tomcat
In Apache Tomcat 10.1.0-M1 to 10.1.0-M16, 10.0.0-M1 to 10.0.22, 9.0.30 to 9.0.64 and 8.5.50 to 8.5.81 the Form authentication example in the examples web application displayed user provided data without filtering, exposing a XSS vulnerability. | 6.1 |
| 2022-05-12 | CVE-2022-29885 | The documentation of Apache Tomcat 10.1.0-M1 to 10.1.0-M14, 10.0.0-M1 to 10.0.20, 9.0.13 to 9.0.62 and 8.5.38 to 8.5.78 for the EncryptInterceptor incorrectly stated it enabled Tomcat clustering to run over an untrusted network. | 7.5 |
| 2022-01-27 | CVE-2022-23181 | The fix for bug CVE-2020-9484 introduced a time of check, time of use vulnerability into Apache Tomcat 10.1.0-M1 to 10.1.0-M8, 10.0.0-M5 to 10.0.14, 9.0.35 to 9.0.56 and 8.5.55 to 8.5.73 that allowed a local attacker to perform actions with the privileges of the user that the Tomcat process is using. | 7.0 |
| 2021-10-14 | CVE-2021-42340 | Missing Release of Resource after Effective Lifetime vulnerability in multiple products
The fix for bug 63362 present in Apache Tomcat 10.1.0-M1 to 10.1.0-M5, 10.0.0-M1 to 10.0.11, 9.0.40 to 9.0.53 and 8.5.60 to 8.5.71 introduced a memory leak. | 7.5 |
| 2021-07-12 | CVE-2021-30639 | Improper Handling of Exceptional Conditions vulnerability in multiple products
A vulnerability in Apache Tomcat allows an attacker to remotely trigger a denial of service. | 7.5 |
| 2021-07-12 | CVE-2021-30640 | Improper Encoding or Escaping of Output vulnerability in multiple products
A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the LockOut Realm. | 6.5 |
| 2021-07-12 | CVE-2021-33037 | HTTP Request Smuggling vulnerability in multiple products
Apache Tomcat 10.0.0-M1 to 10.0.6, 9.0.0.M1 to 9.0.46 and 8.5.0 to 8.5.66 did not correctly parse the HTTP transfer-encoding request header in some circumstances leading to the possibility to request smuggling when used with a reverse proxy. | 5.3 |