# CVE-2026-67275: Dell PowerProtect One cache poisoning via insufficiently trustworthy component

Source: https://junglewise.ai/threats/cve-2026-67275-dell-powerprotect-one-cache-poisoning-via-insufficiently  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-08-26. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-67275 · Severity: medium · CVSS 5.3 · Published 2026-08-26

Dell PowerProtect One is a data protection and disaster recovery platform used to safeguard critical business systems and data. An unauthenticated attacker can exploit a reliance on insufficiently trustworthy components to poison cached data, potentially causing incorrect or malicious information to be served to users. This could lead to service disruption, incorrect recovery operations, or reputational damage if users lose confidence in backup integrity.

Technologies: [Dell Powerprotect One](https://junglewise.ai/threats/technologies/powerprotect-one). Vendors: [Dell](https://junglewise.ai/threats/vendors/dell).

## Quick answers

**Is CVE-2026-67275 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-67275 being exploited in the wild.

**How severe is CVE-2026-67275?** Medium severity, with a CVSS score of 5.3, published 26 August 2026.

**Which products and versions are affected?** Dell Powerprotect One 20.1.0.0 and below.

**Is there a fix for CVE-2026-67275?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-67275 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-67275?** Check whether you run Dell Powerprotect One at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

Dell PowerProtect One versions 20.1.0.0 and below contain a CWE-829 (Reliance on Insufficiently Trustworthy Component) vulnerability that allows cache poisoning. The vulnerability is remotely exploitable by an unauthenticated attacker and requires user interaction; no authentication is needed to initiate the attack. An attacker can inject malicious content into cache mechanisms, causing the system to serve corrupted or falsified data on subsequent requests. Dell has issued security updates as part of DSA-2026-369 to remediate this and related vulnerabilities.

## Affected products

- Dell PowerProtect One 20.1.0.0 and below

## Timeline

- 2026-08-26: disclosed

## References

- [https://www.dell.com/support/kbdoc/en-us/000500902/dsa-2026-369-security-update-for-dell-powerprotect-one-multiple-vulnerabilities](https://www.dell.com/support/kbdoc/en-us/000500902/dsa-2026-369-security-update-for-dell-powerprotect-one-multiple-vulnerabilities)

## Related threats

- [Dell PowerProtect One improper certificate validation](https://junglewise.ai/threats/cve-2026-74774-dell-powerprotect-one-improper-certificate-validation)
- [Dell PowerProtect One authorization bypass in user-controlled key](https://junglewise.ai/threats/cve-2026-74771-dell-powerprotect-one-authorization-bypass-in-user-controlled-key)
- [Dell PowerProtect One OS command injection](https://junglewise.ai/threats/cve-2026-74770-dell-powerprotect-one-os-command-injection)
- [Dell PowerProtect One stack-based buffer overflow](https://junglewise.ai/threats/cve-2026-68863-dell-powerprotect-one-stack-based-buffer-overflow)
- [Dell PowerProtect One OS command injection](https://junglewise.ai/threats/cve-2026-68861-dell-powerprotect-one-os-command-injection)