Siemens NX vulnerabilities

4 CVEs affecting Siemens NX, 2 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-22923, published 2026-02-10.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2021-44228: Apache Log4j2 Remote Code Execution Vulnerability, published 2021-12-10. Critical severity, CVSS 10.0. Actively exploited: in CISA KEV since 2021-12-10. EPSS: 100% chance of exploitation in the next 30 days. Apache Log4j2 2.0-beta9 through 2.15.0 (excluding security releases 2.12.2, 2.12.3, and 2.3.1) JNDI features used in configuration, log messages, and parameters do not protect against attacker…
CVE-2021-45046: Apache Log4j2 Deserialization of Untrusted Data Vulnerability, published 2021-12-14. Critical severity, CVSS 9.0. Actively exploited: in CISA KEV since 2023-05-01. EPSS: 100% chance of exploitation in the next 30 days. It was found that the fix to address CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain non-default configurations. This could allows attackers with control over Thread Context Map (MDC)…
CVE-2024-41908, published 2024-08-13. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. A vulnerability has been identified in NX (All versions < V2406.3000). The affected applications contains an out of bounds read vulnerability while parsing specially crafted PRT files. This could…
CVE-2026-22923, published 2026-02-10. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. A vulnerability has been identified in NX (All versions < V2512), NX (Managed Mode) (All versions < V2512). The affected application contains a data validation vulnerability that could allow an…