CVE-2026-58658

GPUStack Unauthenticated Information Disclosure via Worker Endpoints

HIGH
8.2
CVSS Score
Published: July 15, 2026 at 05:00 PM UTC
Updated: July 15, 2026 at 09:20 PM UTC
1 product affected across 1 vendorGPUStack

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Severity
HIGH8.2
Exploit prediction
EPSS 0.5%
SSVC
PoC

Description

GPUStack through 2.2.1, fixed in commit 4e20551, contains an unauthenticated information disclosure vulnerability that allows unauthenticated attackers to access sensitive inference logs and modify worker configuration by exploiting unprotected /serveLogs and /debug endpoints on the worker port. Attackers can enumerate model instance IDs to stream serving logs containing prompts and completions, change log levels, and read memory profiling data without any authentication.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 2.2.1
Vendor states this is fixed in 4e20551b5aaf76f93a8769d32b7fef999e22a4d3 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.2HIGHVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-306

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