What is CVE-2026-16076?

CVE-2026-16076 is a medium-severity vulnerability in Astrbotdevs Astrbot, classified under Improper Authentication. CVSS score: 6.3/10. Published 2026-07-18.

How severe is CVE-2026-16076?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Auth bypass in Astrbotdevs Astrbot

CVE-2026-16076

A vulnerability has been found in AstrBotDevs AstrBot up to 4.25.5. This issue affects the function OpenApiRoute.chat_send of the file astrbot/dashboard/routes/open_api.py of the component API. Such manipulation of the argument Username le…

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Astrbotdevs Astrbot — versions 4.25.0, 4.25.1, 4.25.2

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2026-16076?: CVE-2026-16076 is a medium-severity vulnerability in Astrbotdevs Astrbot, classified under Improper Authentication. CVSS score: 6.3/10. Published 2026-07-18.
How severe is CVE-2026-16076?: Medium severity. CVSS v3 base score is 6.3 out of 10.