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CVE-2026-3603

HIGHCVSS 7.1/10EPSS 0.35%

Last modified

CVE-2026-3603 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. 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.. EPSS estimates a 0.35% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
7.1/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L

EPSS Probability
0.35%

27.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
IbmEngineering Lifecycle Management7.0.3
IbmEngineering Lifecycle Management7.1.0
IbmEngineering Lifecycle Management7.2.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-3603?
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.
How severe is CVE-2026-3603?
CVE-2026-3603 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.
How do I fix CVE-2026-3603?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-3603?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST