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CVE-2026-127079

7.4, high

OpsTree BuildPiper before 2.7.0 lacks rate limiting on password-reset OTP verification, allowing unauthenticated attackers to brute…

NVD (opens in a new tab) CVE.org (opens in a new tab)
CVSS
7.4, high high CVSS v3.1
EPSS, next 30 days
0.4% higher than 37.7% of scored CVEs
Exploitation
No public evidence
Published
13 Nov 2026yesterday

Description

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.

Details

Vendor
OpsTree Solutions
Product
BuildPiper
Weakness
CWE-307 (opens in a new tab)
Status
Deferred
Updated
13 Nov 2026
Assigner
disclosure@vulncheck.com

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

References 3

Other references 3

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other OpsTree Solutions CVEs

Every OpsTree Solutions CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-127078 OpsTree Solutions BuildPiper Authorization Bypass Through User-Controlled Key Vulnerability EPSS 0.4% 7.1, high
  • CVE-2026-126768 OpsTree Solutions REMS Improper Authentication Vulnerability EPSS 0.8% 9.8, critical
  • CVE-2026-126769 OpsTree Solutions REMS Missing Authentication for Critical Function Vulnerability EPSS 0.7% 7.5, high

Beyond this page

Is CVE-2026-127079 in your network?

This page tells you how dangerous CVE-2026-127079 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

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Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 14 Nov 2026, not the live upstream state.