CVE-2026-3603
CWE-611Published: May 26, 2026· Updated: May 27, 2026
Official Description
IBM Engineering Lifecycle Management 7.0.3 Interim Fix 001 through Interim Fix 021, 7.1.0 Interim Fix 001 through Interim Fix 009, and 7.2.0 and 7.2.0 Interim Fix 001 is vulnerable to an XML external entity injection (XXE) attack when processing XML data. An authenticated attacker could exploit this vulnerability to expose sensitive information or consume memory resources.
Technical Analysis
CVE-2026-3603 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 7.1.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Related CVEs (CWE-611)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-3603 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts