# CVE-2026-65173: NVIDIA AIStore missing authentication in token-revocation endpoint

Source: https://junglewise.ai/threats/cve-2026-65173-nvidia-aistore-for-linux-contains-a-missing-authentication  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-13. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-65173 · Severity: critical · CVSS 9.1 · Published 2026-10-13

NVIDIA AIStore is a framework for managing distributed data storage and processing. An unauthenticated attacker can craft malicious token-revocation requests to tamper with data or disrupt service availability, potentially compromising the integrity and availability of stored information.

Technologies: [Nvidia AIStore](https://junglewise.ai/threats/technologies/aistore). Vendors: [Nvidia](https://junglewise.ai/threats/vendors/nvidia).

## Quick answers

**Is CVE-2026-65173 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-65173 being exploited in the wild.

**How severe is CVE-2026-65173?** Critical severity, with a CVSS score of 9.1, published 13 October 2026.

**Which products and versions are affected?** Nvidia AIStore <UNKNOWN>.

**Is there a fix for CVE-2026-65173?** 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-2026-65173 attacked?** It is attacked over the network, in a hosted service.

**Am I affected by CVE-2026-65173?** Check whether you run Nvidia AIStore 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 token-revocation endpoint in AIStore lacks authentication checks, allowing unauthenticated network attackers to submit crafted token-revocation lists. This enables unauthorized manipulation of authentication tokens and access controls, leading to both data tampering and denial of service conditions without requiring prior access or user interaction.

## Affected products

- NVIDIA AIStore <UNKNOWN>

## Timeline

- 2026-10-13: disclosed

## References

- [https://github.com/NVIDIA/product-security/tree/main/2026/5889](https://github.com/NVIDIA/product-security/tree/main/2026/5889)
- [https://www.cve.org/CVERecord?id=CVE-2026-65173](https://www.cve.org/CVERecord?id=CVE-2026-65173)

## Related threats

- [NVIDIA AIStore missing authorization in ETL management API](https://junglewise.ai/threats/cve-2026-65172-nvidia-aistore-for-linux-and-kubernetes-contains-a-missing)
- [NVIDIA AIStore server-side request forgery in HT backend](https://junglewise.ai/threats/cve-2026-65170-nvidia-aistore-for-linux-contains-a-vulnerability-in-the)
- [NVIDIA AIStore for Linux path traversal in dSort archive extraction](https://junglewise.ai/threats/cve-2026-65164-nvidia-aistore-for-linux-contains-a-path-traversal-vulnerability)
- [NVIDIA AIStore legacy ETL Kubernetes API code execution](https://junglewise.ai/threats/cve-2026-65162-nvidia-aistore-for-linux-contains-a-vulnerability-in-the-legacy)
- [NVIDIA AIStore path traversal in Promote API](https://junglewise.ai/threats/cve-2026-65161-nvidia-aistore-for-linux-contains-a-vulnerability-in-the-promote)