Auth bypass in Miniorange 2fa

CVE-2026-16035

The miniOrange 2FA WordPress plugin before 6.2.7 does not restrict who can trigger its second-factor configuration OTP send, nor bind the OTP recipient to the enrolling user's own address, allowing a low-privileged user to send one-time-passcode emails to arbitrary recipients and to exhaust the site's metered OTP allowance, preventing legitimate users from receiving their second-factor codes.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.003 (26.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-16035: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • Miniorange 2fa — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-16035?
CVE-2026-16035 is a medium-severity vulnerability in Miniorange 2fa, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-08-04.
How severe is CVE-2026-16035?
Medium severity. CVSS v3 base score is 4.3 out of 10.