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CVE-2026-40021

Tenable CVEs cybersecurity · April 10, 2026 · Original source

Medium Severity Description Apache Log4net's XmlLayout https://logging.apache.org/log4net/manual/configuration/layouts.html#layout-list and XmlLayoutSchemaLog4J https://logging.apache.org...

Related Vulnerabilities

CVE-2026-29146: Padding Oracle vulnerability in Apache Tomcat's EncryptInterceptor with default configuration. This MEDIUM
CVE-2026-5504: A padding oracle exists in wolfSSL's PKCS7 CBC decryption that could allow an attacker to recover pl MEDIUM
CVE-2026-5507: When restoring a session from cache, a pointer from the serialized session data is used in a free op MEDIUM
CVE-2026-3689: OpenClaw Canvas Path Traversal Information Disclosure Vulnerability. This vulnerability allows remot MEDIUM
CVE-2026-1115: A Stored Cross-Site Scripting (XSS) vulnerability was identified in the social feature of parisneo/l CRITICAL

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Threat Actors

Aggah (International)
APT29 (Russia)
Bitter (International)
APT-C-44

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