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Vulnerability record · CVE-2026-89080 · published 13 September 2026

CVE-2026-89080: Improper authentication vulnerability

The Really Simple Security WordPress plugin before 9.8.1 does not prevent an unauthenticated request from resetting an account's completed email two-factor enrolment, allowing an attacker who already knows the account's password to bypass the second factor and obtain that user's session, up to administrator.

7.5 CVSS 3.1 High EPSS 0.34% · top 74.8% CWE-287 · Improper authentication Deferred
7.5CVSS 3.1 base score
0.34%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
14 Sep 2026Last modified by NVD

Description

The Really Simple Security WordPress plugin before 9.8.1 does not prevent an unauthenticated request from resetting an account's completed email two-factor enrolment, allowing an attacker who already knows the account's password to bypass the second factor and obtain that user's session, up to administrator.

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

References

LinkTags
https://wpscan.com/vulnerability/49546064-5663-40f8-be7c-4f3faa31fa9a/

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-89080), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.