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CVE-2026-22688

WeKnora has Command Injection in MCP stdio test

Published: Jan 10, 2026Updated: Jan 22, 2026 Sources: CVE List NVD GHSACWE-77
9.9CRITICAL
NVD MITRE
EPSS Score
1.7%
Top 25.0%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available
Self-Check
Not available

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:CC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-77

Affected Products

Tencent
commercial·CNaka tencent wechat, tencent hunyuan
WeKnoraMixed
Communications / messaging-chat
Go
package-ecosystem
github.com/Tencent/WeKnora
OSS Libraries
and 1 more affected products View all →

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Execution
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References

https://github.com/Tencent/WeKnora/security/advisories/GHSA-78h3-63c4-5fqc
github.com
https://github.com/Tencent/WeKnora/commit/f7900a5e9a18c99d25cec9589ead9e4e59ce04bb
github.com
https://nvd.nist.gov/vuln/detail/CVE-2026-22688
nvd.nist.gov
and 2 more references View all →
News mentions
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