CVE-2026-127079
OpsTree BuildPiper before 2.7.0 OTP Brute Force via password_reset/check_otp
CVSS Score
7.4
EPSS Score
0.0%
EPSS Percentile
0th
OpsTree BuildPiper before 2.7.0 lacks rate limiting on password-reset OTP verification, allowing unauthenticated attackers to brute force 6-digit OTPs. Attackers can initiate a reset and submit unthrottled guesses to the check_otp endpoint, resetting the target's password and taking over the account.
| CWE | CWE-307 |
| Vendor | opstree solutions |
| Product | buildpiper |
| Published | Nov 13, 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:N Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
OpsTree Solutions / BuildPiper
0 < 2.7.0
References
Credits
Neel Saurabh Kotnis