Are java frameworks (Struts, Spring, Log4j) safe right now?
1 flaw was added to CISA's list of actively exploited vulnerabilities in the last 30 days. If you run java frameworks, update now.
Exploited in the last 90 days
- StrutsApache Struts Command Injection Vulnerability
What to do: Install the vendor's security update. If there isn't one yet, apply the vendor's workaround, or stop using the product until it's fixed. CISA lists this as actively exploited, so treat it as urgent.
Earlier exploited flaws
- Apache Log4j2 Deserialization of Untrusted Data Vulnerability
- VMware Tanzu Spring Cloud Function Remote Code Execution Vulnerability
- VMware Spring Cloud Gateway Code Injection Vulnerability
- Spring Framework JDK 9+ Remote Code Execution Vulnerability Zero-day
- VMware Tanzu Spring Cloud Config Directory Traversal Vulnerability
- VMware Tanzu Spring Data Commons Property Binder Vulnerability
- Apache Struts Improper Input Validation Vulnerability
- Apache Struts 1 Improper Input Validation Vulnerability
- Apache Struts 2 Improper Input Validation Vulnerability
- Apache Struts 1 ActionForm Denial-of-Service Vulnerability
- Apache Log4j2 Remote Code Execution Vulnerability Zero-day
- Apache Struts Remote Code Execution Vulnerability
- Apache Struts Remote Code Execution Vulnerability
- Apache Struts Deserialization of Untrusted Data Vulnerability
- Apache Struts Remote Code Execution Vulnerability
By year
| Year | Exploited flaws added | Zero-days |
|---|---|---|
| 2026 (so far) | 1 | 0 |
| 2025 | 0 | 0 |
| 2024 | 0 | 0 |
| 2023 | 1 | 0 |
| 2022 | 9 | 1 |
Questions
Are java frameworks (Struts, Spring, Log4j) safe right now?
1 flaw was added to CISA's list of actively exploited vulnerabilities in the last 30 days. If you run java frameworks, update now. Confirm with the vendor's own advisories and install updates as soon as they're available.
How many java frameworks vulnerabilities have been exploited?
16 flaws are on CISA's list of vulnerabilities known to be exploited in real attacks, 4 of them used by ransomware.
Covers products matching struts, spring, log4j, apache commons. Sources: CISA's Known Exploited Vulnerabilities catalog and the vendors' own advisories. Updated every hour. General information only; confirm details with the vendor.