CVE-2026-17284

HIGHCVSS 8.5/10EPSS 0.30%

Last modified

CVE-2026-17284 is a high-severity vulnerability rated 8.5/10 on the CVSS scale. IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to perform unauthorized operations in other tenants' environments due to improper validation of client-supplied information. Tenant context is not sufficiently verified, which could allow actions on resources belonging to other tenants.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

Description

IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to perform unauthorized operations in other tenants' environments due to improper validation of client-supplied information. Tenant context is not sufficiently verified, which could allow actions on resources belonging to other tenants.

Metrics

EPSS Probability
0.30%

23.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
IbmApi Connect>= 10.0.8.0, < 10.0.8.13
IbmApi Connect>= 12.1.0.0, < 12.1.1.3

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-17284?
IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to perform unauthorized operations in other tenants' environments due to improper validation of client-supplied information. Tenant context is not sufficiently verified, which could allow actions on resources belonging to other tenants.
How severe is CVE-2026-17284?
CVE-2026-17284 has a CVSS score of 8.5/10 (HIGH severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.
How do I fix CVE-2026-17284?
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.

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Source: NVD / NIST