Vulnerability record/PUBLISHED/Published Nov 7, 2026 04:33:03 UTC

CVE-2026-17311

IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to modify application API subscriptions due to broken object-level authorization.

Base score7.1/ 10

SeverityHighCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityHigh

Attack vectorNetworkAV

Attack complexityLowAC

Privileges requiredLowPR

User interactionNoneUI

ScopeUnchangedS

Confidentiality impactNoneC

Integrity impactHighI

Availability impactLowA

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

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering Authorityibm

Last updatedNov 7, 2026 04:33:03 UTC

PublishedNov 7, 2026 04:33:03 UTC

ReservedJul 25, 2026 01:26:33 UTC