Vulnerability record
CVE-2026-17299
The short answer
CVE-2026-17299 affects IBM API Connect and is rated high (CVSS 8.1). It is not in CISA's KEV catalog; EPSS puts the chance of exploitation in the next 30 days at 0.44%. The vendor has linked a patch.
What it is
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 arbitrary file reads and server-side request forgery due to unrestricted resolution of external references. Externally referenced content in submitted definitions is not sufficiently restricted when processed, and the retrieved content could be returned to the attacker.
Weakness: CWE-918.
Severity
8.1 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Exploited (CISA KEV)
Not listed
CISA lists confirmed exploitation only
EPSS, next 30 days
0.44%
Higher than 39% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- None
Affected products
API Connect. NVD's record lists the exact affected versions.
References
- www.ibm.com/support/pages/node/7295635 Vendor Advisory
- www.ibm.com/support/pages/node/7295637 PatchVendor Advisory
Questions
Is CVE-2026-17299 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog as of 2026-11-13. FIRST's EPSS estimates a 0.44% chance of exploitation in the next 30 days.
How do I fix CVE-2026-17299?
Follow the vendor advisory in the references below. NVD lists the affected versions under its configurations.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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