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AI / ML CVE-2026-22688

CRITICAL
Command Injection (CWE-77)
2026-01-10 security-advisories@github.com GHSA-78h3-63c4-5fqc
Command Injection AI / ML Weknora Suse
9.9
CVSS 3.1 · GitHub Advisory
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Severity by source

GitHub Advisory PRIMARY
9.9 CRITICAL
AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
SUSE
CRITICAL
qualitative

Primary rating from GitHub Advisory.

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Jan 22, 2026 - 14:39 vuln.today
Public exploit code
Patch released
Jan 22, 2026 - 14:39 nvd
Patch available
CVE Published
Jan 10, 2026 - 04:16 nvd
CRITICAL 9.9

DescriptionGitHub Advisory

WeKnora is an LLM-powered framework designed for deep document understanding and semantic retrieval. Prior to version 0.2.5, there is a command injection vulnerability that allows authenticated users to inject stdio_config.command/args into MCP stdio settings, causing the server to execute subprocesses using these injected values. This issue has been patched in version 0.2.5.

AnalysisAI

WeKnora LLM framework (before 0.2.5) allows authenticated users to inject MCP stdio commands that the server executes as subprocesses. PoC available, patch available.

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Authenticate to WeKnora instance
Delivery
Access MCP stdio configuration settings
Exploit
Inject malicious commands into stdio_config.command/args
Execution
Server executes injected subprocess with elevated privileges
Impact
Attacker gains arbitrary code execution
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Vulnerability AssessmentAI

Exploitation Authenticated user account on WeKnora versions prior to 0.2.5 with access to MCP (Model Context Protocol) stdio configuration parameters. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment CVSS 9.9 (Critical). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An authenticated user configures a custom MCP stdio command pointing to /bin/bash with args executing a reverse shell. WeKnora spawns the subprocess, giving the attacker shell access.
Remediation Update to WeKnora 0.2.5. … Detailed patch versions, workarounds, and compensating controls in full report.
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Recommended ActionAI

Within 24 hours: Identify all affected systems and apply vendor patches immediately. …

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Vendor StatusVendor

SUSE

Severity: Critical

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CVE-2026-22688 vulnerability details – vuln.today
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