What is CVE-2026-30856?

CVE-2026-30856 is a medium-severity vulnerability in Tencent Weknora, classified under Use of Incorrectly-Resolved Name or Reference. CVSS score: 5.9/10. Published 2026-03-07.

How severe is CVE-2026-30856?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in Tencent Weknora

CVE-2026-30856

WeKnora is an LLM-powered framework designed for deep document understanding and semantic retrieval. Prior to version 0.3.0, a vulnerability involving tool name collision and indirect prompt injection allows a malicious remote MCP server…

EPSS: 0.000 (7.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:L/A:L.

Affected products

Tencent Weknora — versions < 0.3.0

Weakness classification (CWE)

CWE-706 — Use of Incorrectly-Resolved Name or Reference

References

https://github.com/Tencent/WeKnora/security/advisories/GHSA-67q9-58vj-32qx (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-30856?: CVE-2026-30856 is a medium-severity vulnerability in Tencent Weknora, classified under Use of Incorrectly-Resolved Name or Reference. CVSS score: 5.9/10. Published 2026-03-07.
How severe is CVE-2026-30856?: Medium severity. CVSS v3 base score is 5.9 out of 10.