Vulnerability record
CVE-2026-17410
The short answer
CVE-2026-17410 affects IBM API Connect and is rated critical (CVSS 9.9). It is not in CISA's KEV catalog; EPSS puts the chance of exploitation in the next 30 days at 0.66%.
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 access and modify other tenants' portal data due to improper neutralization of argument delimiters.
Weakness: CWE-88.
Severity
9.9 critical
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Exploited (CISA KEV)
Not listed
CISA lists confirmed exploitation only
EPSS, next 30 days
0.66%
Higher than 52% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Changed
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Affected products
API Connect. NVD's record lists the exact affected versions.
References
Questions
Is CVE-2026-17410 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog as of 2026-11-12. FIRST's EPSS estimates a 0.66% chance of exploitation in the next 30 days.
How do I fix CVE-2026-17410?
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: Undergoing Analysis. The description is NVD's text, quoted as published.
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