Vulnerability record/PUBLISHED/Published Nov 7, 2026 04:32:12 UTC

CVE-2026-17202

IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to enumerate usernames due to observable differences in response behavior.

Base score5.3/ 10

SeverityMediumCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityMedium

Attack vectorNetworkAV

Attack complexityLowAC

Privileges requiredNonePR

User interactionNoneUI

ScopeUnchangedS

Confidentiality impactLowC

Integrity impactNoneI

Availability impactNoneA

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

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 8, 2026 01:59:51 UTC

PublishedNov 7, 2026 04:32:12 UTC

ReservedJul 24, 2026 19:18:49 UTC