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CVE-2026-16076

MEDIUM
6.3
CVSS 3.1
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.

Metadata

CVE ID
CVE-2026-16076
State
PUBLISHED
Assigner
VulDB
Reserved
2026-07-17 13:39 UTC
Published
2026-07-18 05:30 UTC
Last updated
2026-07-18 05:30 UTC
Primary CWE
CWE-290
Authentication Bypass by Spoofing
Vendor / Product
AstrBotDevs / AstrBot
Sources
cve.org  ·  NVD

Severity & Metrics

6.3 MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
Affected products (1)
VendorProductPlatformVersions
AstrBotDevs AstrBot — 4.25.0, 4.25.1, 4.25.2, 4.25.3 …
Weakness (CWE)
CWESourceDescription
CWE-287 cna Improper Authentication
CWE-290 cna Authentication Bypass by Spoofing
CVSS scores (4)
ScoreSeverityVersionSourceVector
6.5 N/D 2.0 cna AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
6.3 MEDIUM 3.1 cna CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.3 MEDIUM 3.0 cna CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
5.3 MEDIUM 4.0 cna CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
References (5)
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