What is CVE-2026-105049?

CVE-2026-105049 is a medium-severity vulnerability in Zilliz Attu, classified under Missing Authentication for Critical Function. CVSS score: 5.8/10. Published 2026-10-02.

How severe is CVE-2026-105049?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Auth bypass in Zilliz Attu

CVE-2026-105049

Zilliz Attu before 3.0.0 has a Playground feature that does not require authentication for proxying arbitrary HTTP and HTTPS requests to URLs on the public internet.

Vulnerability class: Broken Authentication

Published 2026-10-02.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Zilliz Attu

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

bishopfox.com/blog/zilliz-attu-2-6-5 (third-party-advisory)
github.com/zilliztech/attu/issues/1028 (issue-tracking)

Frequently asked questions

What is CVE-2026-105049?: CVE-2026-105049 is a medium-severity vulnerability in Zilliz Attu, classified under Missing Authentication for Critical Function. CVSS score: 5.8/10. Published 2026-10-02.
How severe is CVE-2026-105049?: Medium severity. CVSS v3 base score is 5.8 out of 10.