CVE-2026-17311
Multiple Vulnerabilities in IBM API Connect
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Multiple Vulnerabilities in IBM API Connect
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.
- Record
CVE-2026-17311- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L - Weakness
- CWE-639
- Updated
- 2026-11-07
EUVDEUVD-2026-118702
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.
- Record
EUVD-2026-118702- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L - Updated
- 2026-11-07
GitHub AdvisoriesGHSA-cjm9-87gr-xpmj
IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to modify...
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.
- Record
GHSA-cjm9-87gr-xpmj- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L - Weakness
- CWE-639
- Updated
- 2026-11-07
NVD
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.
- Record
CVE-2026-17311- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L - Weakness
- CWE-639
- Updated
- 2026-11-07
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| published | EUVD | |
| published | EUVD, NVD | |
| aliases, references | GitHub Advisories | |
| cwes, references, severity, title | CVE List | |
| first indexed | EUVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-17311 is a high vulnerability (CVSS 7.1) in Ibm Api Connect, published November 7, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.41%, the 35th percentile. No source names a fixed version.