Vulnerability Description
WeKnora is an LLM-powered framework designed for deep document understanding and semantic retrieval. Prior to version 0.2.5, after WeKnora enables the Agent service, it allows users to call the database query tool. Due to insufficient backend validation, an attacker can use prompt‑based bypass techniques to evade query restrictions and obtain sensitive information from the target server and database. This issue has been patched in version 0.2.5.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Tencent | Weknora | < 0.2.5 |
Related Weaknesses (CWE)
References
- https://github.com/Tencent/WeKnora/commit/da55707022c252dd2c20f8e18145b2d899ee06Patch
- https://github.com/Tencent/WeKnora/security/advisories/GHSA-pcwc-3fw3-8cqvExploitVendor Advisory
- https://github.com/Tencent/WeKnora/security/advisories/GHSA-pcwc-3fw3-8cqvExploitVendor Advisory
FAQ
What is CVE-2026-22687?
CVE-2026-22687 is a vulnerability with a CVSS score of 5.6 (MEDIUM). WeKnora is an LLM-powered framework designed for deep document understanding and semantic retrieval. Prior to version 0.2.5, after WeKnora enables the Agent service, it allows users to call the databa...
How severe is CVE-2026-22687?
CVE-2026-22687 has been rated MEDIUM with a CVSS base score of 5.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-22687?
Check the references section above for vendor advisories and patch information. Affected products include: Tencent Weknora.