CVE-2026-48187: Uncontrolled Resource Consumption

An uncontrolled allocation of resources without limits or throttling in the e-mail handling in OTRS allows excessive allocation which may lead to the abortion of the webserver.This issue affects OTRS: 8.0.X 2023.X 2024.X 2025.X 2026.X before 2026.4.X Please note that OTRS Community Edition 6.x,...

CVE-2023-5422 SSL Certificates are not checked for E-Mail Handling

The functions to fetch e-mail via POP3 or IMAP as well as sending e-mail via SMTP use OpenSSL for static SSL or TLS based communication. As the SSLgetverifyresult function is not used the certificated is trusted always and it can not be ensured that the certificate satisfies all necessary securit...

CVE-2023-5422 SSL Certificates are not checked for E-Mail Handling

The functions to fetch e-mail via POP3 or IMAP as well as sending e-mail via SMTP use OpenSSL for static SSL or TLS based communication. As the SSLgetverifyresult function is not used the certificated is trusted always and it can not be ensured that the certificate satisfies all necessary securit...

USN-1122-1: Thunderbird vulnerabilities

It was discovered that there was a vulnerability in the memory handling of certain types of content. An attacker could exploit this to possibly run arbitrary code as the user running Thunderbird. CVE-2011-0081 It was discovered that Thunderbird incorrectly handled certain JavaScript requests. If...