# CVE-2026-63695: Dell SmartFabric OS10 session fixation vulnerability

Source: https://junglewise.ai/threats/cve-2026-63695-dell-smartfabric-os10-session-fixation-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-15. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-63695 · Severity: critical · CVSS 9.8 · Published 2026-09-15

Dell SmartFabric OS10 is network operating system software that manages switching and fabric functions in data center networks. A session fixation flaw in versions before 10.6.1.3 allows an unauthenticated remote attacker to steal user sessions, potentially gaining unauthorized access to network devices and sensitive operational controls without needing valid credentials.

Technologies: [Dell SmartFabric OS10](https://junglewise.ai/threats/technologies/smartfabric-os10). Vendors: [Dell](https://junglewise.ai/threats/vendors/dell).

## Quick answers

**Is CVE-2026-63695 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-63695 being exploited in the wild.

**How severe is CVE-2026-63695?** Critical severity, with a CVSS score of 9.8, published 15 September 2026.

**Which products and versions are affected?** Dell SmartFabric OS10 prior to 10.6.1.3.

**Is there a fix for CVE-2026-63695?** 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-2026-63695 attacked?** It is attacked over the network, in an operating system.

**Am I affected by CVE-2026-63695?** Check whether you run Dell SmartFabric OS10 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

The vulnerability is a session fixation flaw in Dell SmartFabric OS10 prior to version 10.6.1.3. An unauthenticated remote attacker can exploit this weakness to hijack legitimate user sessions and gain unauthorized access to the system. The attack requires network reachability to the affected device but no prior authentication or user interaction. Successful exploitation results in session theft, allowing attackers to assume the privileges of the compromised user. A patch is available in version 10.6.1.3 and later.

## Affected products

- Dell SmartFabric OS10 prior to 10.6.1.3

## Timeline

- 2026-09-15: disclosed

## References

- [https://www.dell.com/support/kbdoc/en-us/000507473/dsa-2026-343-security-update-for-dell-networking-os10-vulnerabilities](https://www.dell.com/support/kbdoc/en-us/000507473/dsa-2026-343-security-update-for-dell-networking-os10-vulnerabilities)

## Related threats

- [Dell SmartFabric OS10 code download without integrity check](https://junglewise.ai/threats/cve-2026-63696-dell-smartfabric-os10-code-download-without-integrity-check)
- [Dell SmartFabric OS10 command injection](https://junglewise.ai/threats/cve-2026-63694-dell-smartfabric-os10-command-injection)
- [Dell SmartFabric OS10 OS command injection](https://junglewise.ai/threats/cve-2026-35160-dell-smartfabric-os10-os-command-injection)
- [Dell SmartFabric OS10 Software, versions prior to 10.6.1.0, contain an Improper Neutralization of Special Elements…](https://junglewise.ai/threats/cve-2025-46428-dell-smartfabric-os10-software-versions-prior-to-10-6-1-0-contain)
- [Dell SmartFabric OS10 Software, versions prior to 10.6.1.0, contain an Improper Neutralization of Special Elements…](https://junglewise.ai/threats/cve-2025-46427-dell-smartfabric-os10-software-versions-prior-to-10-6-1-0-contain)