November 14, 2026

CVE Watchtower

CVE-2026-17240Ibm Api Connect Improper Authentication

NVDCVSS scored by psirt@us.ibm.com

Vulnerability Summary

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 attacker to bypass security restrictions due to improper authentication. Authentication checks are not applied consistently, which could allow protected resources to be reached without valid credentials.
Severity Level
MEDIUM(6.5)
Published Date
Nov 7, 2026
Last Modified
Nov 11, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.50%Probability
Root Weakness (CWE)
CWE-287: Improper Authentication β†—
When an actor claims to have a given identity, the software does not prove or insufficiently proves that the claim is correct.
CVSS v3.1 Base Metrics — Score 6.5 (MEDIUM)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityLow
IntegrityNone
AvailabilityLow

Affected & Patched Versions

Affected Versions
  • Ibm Api Connect >= 10.0.8.0 and < 10.0.8.13
  • Ibm Api Connect >= 12.1.0.0 and < 12.1.1.3
Patched Versions
  • Ibm Api Connect 10.0.8.13
  • Ibm Api Connect 12.1.1.3

What to do

Fix it during your normal patch cycle. No exploitation is confirmed yet.

  1. Check whether you run Ibm Api Connect and which version.
  2. Update to a patched version listed above, then confirm the new version.

Timeline

  • Nov 7, 2026Published
  • Nov 11, 2026Record last modified

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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External References

Data last checked: Nov 14, 2026 04:06 UTC