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CVE-2026-77771VulnerabilityPublished 09/10/2026

CVE-2026-77771: miniOrange 2FA · Improper Authentication

Affects miniOrange 2FASource CVE Database V5

0

Not known to be exploited · CVSS 7.5 High.

Data as of 10/25/2026, 16:58:57 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 25% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
miniOrange 2FAAffected
  • >=6.2.8 <6.3.1
Fixed in
  • 6.3.1
miniOrange 2FAAffected
  • >=18.0 <19.3
Fixed in
  • 19.3

AI-suggested

Until an official fix is available, users should consider disabling the miniOrange 2FA plugin or implementing additional protective controls to limit authentication attempts. Monitor vendor communications for updates on patches or official mitigations.

Description

The miniOrange 2FA WordPress plugin before 6.3.1, miniOrange 2FA WordPress plugin before 19.3 does not scope its second-factor attempt limit to the account being attacked, keying it instead to an identifier the client supplies and can change at will, allowing an attacker who already knows a victim's password to make unlimited one-time-passcode guesses and defeat the second factor. A second validation endpoint applies no attempt limit at all.

Impact

An attacker who has obtained a victim's password can bypass the second-factor authentication by making unlimited guesses of the one-time passcode, potentially gaining unauthorized access to the victim's account. This undermines the security benefits of two-factor authentication in affected versions of the miniOrange 2FA plugin.

Weaknesses

References

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