CVE-2026-18836

CRITICALCVSS 9.3/10EPSS 0.41%

Last modified

CVE-2026-18836 is a critical-severity vulnerability rated 9.3/10 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 attacker to obtain sensitive information due to server-side request forgery. The affected component can be made to send requests to unintended destinations and return the response to the attacker.. EPSS estimates a 0.41% 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 attacker to obtain sensitive information due to server-side request forgery. The affected component can be made to send requests to unintended destinations and return the response to the attacker.

Metrics

EPSS Probability
0.41%

35.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
IBMAPI Connect>= 12.1.0.0, <= 12.1.1.2; >= 10.0.8.0, <= 10.0.8.12

References

Timeline

Published
Last Modified
Status
Undergoing Analysis

Frequently Asked Questions

What is CVE-2026-18836?
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 attacker to obtain sensitive information due to server-side request forgery. The affected component can be made to send requests to unintended destinations and return the response to the attacker.
How severe is CVE-2026-18836?
CVE-2026-18836 has a CVSS score of 9.3/10 (CRITICAL severity). The EPSS model estimates a 0.41% probability of exploitation in the next 30 days.
How do I fix CVE-2026-18836?
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