CVE-2026-16076
Medium
Description
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 leads to authentication bypass by spoofing. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
SeverityMedium
CVSS6.3
Exploit probability—
ProductAstrbot
PublishedJul 18, 2026
First seenJul 18, 2026
Weakness typeCWE-290CWE-290CWE-287Improper authentication
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| astrbot astrbot | 4.25.0, 4.25.1, 4.25.2, 4.25.3, 4.25.4, 4.25.5 | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.