EUVD Vulnerability Catalog
EUVD-2026-115207
Severity: CRITICAL
Base Score: 9.2
CVSS Version: 4.0
Vulnerability Description
HotGo 2.8.4 through 2.15.1 contains an authentication bypass vulnerability that allows unauthenticated attackers to choose the SMS login verification code by supplying the Code field to /admin/sms/send. Attackers who know a user's mobile number can set a known code and sign in through /admin/site/mobileLogin to take over accounts, including administrators.
CVSS Vector Analysis
Below is the complete, human-readable breakdown of the CVSS metric string: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
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Attack Vector (AV): Network
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Attack Complexity (AC): Low
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Attack Requirements (AT): Present
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Privileges Required (PR): None
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User Interaction (UI): None
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Vulnerability Confidentiality Impact (VC): High
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Vulnerability Integrity Impact (VI): High
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Vulnerability Availability Impact (VA): High
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Subsequent Confidentiality Impact (SC): None
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Subsequent Integrity Impact (SI): None
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Subsequent Availability Impact (SA): None
Affected Vendors & Systems
Vendor
bufanyun
References & Advisory Links
- https://github.com/bufanyun/hotgo/issues/240
- https://github.com/bufanyun/hotgo/commit/cb57056c746650e6ff86dec1e97d404b63dcfd30
- https://vul.yulun.ac.cn/20261102/hotgo/
- https://github.com/bufanyun/hotgo/blob/269b2f9e435cf8ff6b18d53bc053a905f4e02d11/server/internal/logic/sys/sms_log.go
- https://github.com/bufanyun/hotgo/blob/269b2f9e435cf8ff6b18d53bc053a905f4e02d11/server/internal/model/input/sysin/sms_log.go
- https://www.vulncheck.com/advisories/hotgo-through-2.15.1-authentication-bypass-via-client-set-sms-verification-code
Metadata Profile
Database Authority
European Union Agency for Cybersecurity (ENISA) EUVD
Assigner
VulnCheck
EPSS Probability
0
Known Aliases
CVE-2026-120447
GHSA-c3f7-678j-f69g
Published On
2026-11-02
Last Updated
2026-11-02