# CVE-2015-7450: IBM WebSphere Application Server and Server Hypervisor Edition Code Injection.

Source: https://junglewise.ai/threats/cve-2015-7450-ibm-websphere-application-server-and-server-hypervisor-edition  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-01-10. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2015-7450 · Severity: critical · CVSS 9.8 · Exploited in the wild · Published 2022-01-10

IBM WebSphere Application Server and other products are vulnerable to remote code execution via deserialization of untrusted data. The issue stems from the InvokerTransformer class in the Apache Commons Collections library, which allows remote attackers to execute arbitrary commands using crafted serialized Java objects.

Technologies: [IBM WebSphere Application Server](https://junglewise.ai/threats/technologies/websphere-application-server). Vendors: [IBM](https://junglewise.ai/threats/vendors/ibm).

## Quick answers

**Is CVE-2015-7450 exploited in the wild?** Yes. CVE-2015-7450 is known to be exploited in the wild, first recorded on 10 January 2022. Treat it as urgent.

**How severe is CVE-2015-7450?** Critical severity, with a CVSS score of 9.8, published 10 January 2022.

**Which products and versions are affected?** IBM WebSphere Application Server; IBM WebSphere Application Server Hypervisor Edition; Apache Commons Collections; IBM Tivoli Common Reporting 2.1, 2.1.1, 2.1.1.2, 3.1, 3.1.0.1, 3.1.0.2, 3.1.2, 3.1.2.1; and 4 more.

**Is there a fix for CVE-2015-7450?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2015-7450 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2015-7450?** Check whether you run IBM Server Hypervisor Edition or IBM WebSphere Application Server. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- IBM WebSphere Application Server
- IBM WebSphere Application Server Hypervisor Edition
- Apache Commons Collections
- IBM Tivoli Common Reporting 2.1, 2.1.1, 2.1.1.2, 3.1, 3.1.0.1, 3.1.0.2, 3.1.2, 3.1.2.1
- IBM Sterling B2B Integrator 5.2
- IBM Sterling Integrator 5.1
- IBM Watson Content Analytics 3.0 through 3.0.0.6, 3.5 through 3.5.0.3
- IBM Watson Explorer Analytical Components 10.0 through 10.0.0.2, 11.0

## Timeline

- 2022-01-10: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
- 2022-01-10: disclosed

## Related threats

- [IBM WebSphere Application Server insecure deserialization in messaging](https://junglewise.ai/threats/cve-2026-105442-ibm-websphere-application-server-8-5-and-9-0-and-ibm-websphere)
- [IBM WebSphere Application Server cryptographic signature verification bypass](https://junglewise.ai/threats/cve-2026-101294-ibm-websphere-application-server-liberty-17-0-0-3-through-26-0-0)
- [IBM WebSphere Application Server authorization bypass in authentication](https://junglewise.ai/threats/cve-2026-95680-ibm-websphere-application-server-8-5-and-9-0-could-allow-an)
- [IBM WebSphere Application Server authentication bypass in CSIv2](https://junglewise.ai/threats/cve-2026-93907-ibm-websphere-application-server-8-5-and-9-0-could-allow-a-remote)
- [IBM WebSphere Application Server denial of service via resource consumption](https://junglewise.ai/threats/cve-2026-103499-ibm-websphere-application-server-liberty-17-0-0-3-through-26-0-0)