Apache Software Foundation Apache Log4j 1 to Log4j 2 bridge
1 published vulnerability names this product.
As the CNAs write it in their CVE records (vendor and product); the versions are theirs.
| CVE | Vulnerable versions | Title | Severity | Published | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| CVE-2026-34479 | 2.7 – < 2.25.4 ; 3.0.0-alpha1 – 3.0.0-beta2 | Apache Log4j 1 to Log4j 2 bridge: Silent log event loss in Log4j1XmlLayout due to unescaped XML 1.0 forbidden characters | MEDIUM 6.9 | 0.5 % |