CVE-2026-22688

Name: CVE-2026-22688
Creator: NVD / NIST
Published: 2026-01-10T04:16:01.837+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.75%

Last modified Jun 17, 2026

CVE-2026-22688 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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. EPSS estimates a 1.75% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.75%

75.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-77

Affected Software

Vendor	Product	Versions
Tencent	Weknora	< 0.2.5

References

https://github.com/Tencent/WeKnora/commit/f7900a5e9a18c99d25cec9589ead9e4e59ce04bbPatch
https://github.com/Tencent/WeKnora/security/advisories/GHSA-78h3-63c4-5fqcExploit, Vendor Advisory
https://github.com/Tencent/WeKnora/security/advisories/GHSA-78h3-63c4-5fqcExploit, Vendor Advisory

Timeline

Published: Jan 10, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-22688?

How severe is CVE-2026-22688?

CVE-2026-22688 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.75% probability of exploitation in the next 30 days.

How do I fix CVE-2026-22688?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-22688?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST