CVE-2026-120447
HotGo through 2.15.1 Authentication Bypass via Client-Set SMS Verification Code
CVSS Score
8.1
EPSS Score
0.0%
EPSS Percentile
0th
HotGo 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.
| CWE | CWE-287 |
| Vendor | bufanyun |
| Product | hotgo |
| Published | Nov 2, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
bufanyun / HotGo
0 ≤ 2.15.1
References
github.com: https://github.com/bufanyun/hotgo/issues/240 github.com: https://github.com/bufanyun/hotgo/commit/cb57056c746650e6ff86dec1e97d404b63dcfd30 vul.yulun.ac.cn: https://vul.yulun.ac.cn/20261102/hotgo/ github.com: https://github.com/bufanyun/hotgo/blob/269b2f9e435cf8ff6b18d53bc053a905f4e02d11/server/internal/logic/sys/sms_log.go github.com: https://github.com/bufanyun/hotgo/blob/269b2f9e435cf8ff6b18d53bc053a905f4e02d11/server/internal/model/input/sysin/sms_log.go vulncheck.com: https://www.vulncheck.com/advisories/hotgo-through-2.15.1-authentication-bypass-via-client-set-sms-verification-code
Credits
Wu Yulun Xingzhi Ruan