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TI-2026-86299 Aliases CVE-2026-17308GHSA-fr6r-9vxp-2rmr

Improper certificate validation in IBM API Connect

Priority LOW 29CWE-295Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
High
Impact type
Spoofing
Confidentiality · integrity · availability
High · High · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-295.

Summary

IBM API Connect from 12.1.0.0 through 12.1.1.2 is affected. Improper certificate validation (CWE-295) lets a remote attacker on an adjacent network obtain sensitive credentials and manipulate tool responses. The attacker needs no privileges or user interaction, but the attack is hard to carry out.

Written with Claude Haiku 5.5 from the sources below · 2026-11-07

Description from the CNA

IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to obtain sensitive credentials and manipulate tool responses due to improper certificate validation.

Why it matters now

EPSS 0.00145 3rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
IBMAPI Connect12.1.0.0 – 12.1.1.2—No fix listedCNA
  • API Connect VendorIBM Affected 12.1.0.0 – 12.1.1.2 Fixed in — No fix listed CNA

CPE names CNA · 2

CPEVersionsRoleVendor
cpe:2.3:a:ibm:api_connect:12.1.0.0:*:*:*:*:*:*:*12.1.0.0—IBM
cpe:2.3:a:ibm:api_connect:12.1.1.2:*:*:*:*:*:*:*12.1.1.2—IBM
  • cpe:2.3:a:ibm:api_connect:12.1.0.0:*:*:*:*:*:*:* Versions 12.1.0.0 — ·IBM
  • cpe:2.3:a:ibm:api_connect:12.1.1.2:*:*:*:*:*:*:* Versions 12.1.1.2 — ·IBM

Remediation

The sources list no fixed version for IBM API Connect.

Written with Claude Haiku 5.5 from the sources below · 2026-11-07

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    IBM API Connect — ibm.com/support/pages/node/7295635

    203 records Highest priority Priority MEDIUM 45 MEDIUM, 158 LOW

    Other records, highest priority first

    • TI-2026-86389 Improper case sensitivity handling in IBM API Connect exposes admin operationsPriority MEDIUM 47
    • TI-2026-86382 OS command injection in IBM API Connect allows remote command executionPriority MEDIUM 46
    • TI-2026-86388 OS command injection in IBM API Connect lets remote attackers run codePriority MEDIUM 44

Timeline

  1. 2026-11-07 Threatist record created from CVE-2026-17308
  2. 2026-11-07 Alias added: GHSA-fr6r-9vxp-2rmr
  3. 2026-11-08 Priority changed: MEDIUM → LOW

References

  • TI-2026-08085 Unauthenticated Remote Code Execution via Auto-Login Bypass and Code Validation KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-23774 IBM Aspera Faspex code execution KEVCVSS 3.1CRITICAL 9.8
  • TI-2020-03794 Improper authentication in IBM Data Risk Manager KEVCVSS 3.1CRITICAL 9.8
  • TI-2019-03441 Code injection in IBM Planning Analytics KEVCVSS 3.1CRITICAL 9.8
  • TI-2017-03639 Improper handling of exceptional conditions in Apache Struts KEVCVSS 3.1CRITICAL 9.8
  • TI-2015-06198 Serialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT… KEVCVSS 3.1CRITICAL 9.8
See all 9711 →

Sources