# CVE-2025-43936: Dell ObjectScale improper authentication

Source: https://junglewise.ai/threats/cve-2025-43936-dell-objectscale-improper-authentication  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-16. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2025-43936 · Severity: high · CVSS 8.1 · Published 2026-09-16

Dell ObjectScale is an enterprise data storage platform that manages object storage across distributed infrastructure. An unauthenticated attacker with remote network access could bypass authentication controls, gaining unauthorized access to sensitive stored data and administrative functions without valid credentials.

Technologies: [Dell ObjectScale](https://junglewise.ai/threats/technologies/objectscale). Vendors: [Dell](https://junglewise.ai/threats/vendors/dell).

## Quick answers

**Is CVE-2025-43936 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-43936 being exploited in the wild.

**How severe is CVE-2025-43936?** High severity, with a CVSS score of 8.1, published 16 September 2026.

**Which products and versions are affected?** Dell ObjectScale prior to 4.4.0.0.

**Is there a fix for CVE-2025-43936?** 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-2025-43936 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2025-43936?** Check whether you run Dell ObjectScale 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 ObjectScale prior to version 4.4.0.0 contains an improper authentication vulnerability that allows unauthenticated attackers to bypass authentication mechanisms. The vulnerability is remotely exploitable over the network with no authentication required and no user interaction needed. An attacker can achieve unauthorized access to the storage system, potentially enabling data theft, modification, or deletion. The fix is available in ObjectScale version 4.4.0.0 and later.

## Affected products

- Dell ObjectScale prior to 4.4.0.0

## Timeline

- 2026-09-16: disclosed

## References

- [https://www.dell.com/support/kbdoc/en-in/000505935/dsa-2026-393-security-update-for-dell-objectscale-multiple-vulnerabilities](https://www.dell.com/support/kbdoc/en-in/000505935/dsa-2026-393-security-update-for-dell-objectscale-multiple-vulnerabilities)

## Related threats

- [Dell ObjectScale incorrect permission assignment in OS](https://junglewise.ai/threats/cve-2026-76104-dell-objectscale-incorrect-permission-assignment-in-os)
- [Dell ObjectScale deserialization of untrusted data vulnerability](https://junglewise.ai/threats/cve-2026-70416-dell-objectscale-deserialization-of-untrusted-data-vulnerability)
- [Dell ECS and ObjectScale privilege escalation via improper privilege management](https://junglewise.ai/threats/cve-2026-26947-dell-ecs-and-objectscale-privilege-escalation-via-improper)
- [Dell ECS and ObjectScale use of broken cryptographic algorithm](https://junglewise.ai/threats/cve-2025-36591-dell-ecs-and-objectscale-use-of-broken-cryptographic-algorithm)
- [Dell ECS and ObjectScale hard-coded credentials](https://junglewise.ai/threats/cve-2026-40636-dell-ecs-and-objectscale-hard-coded-credentials)