CVE-2026-89080: high-severity vulnerability in Really Simple Security
Really Simple Security < 9.8.1 - Unauthenticated 2FA Bypass via Email Provider State Demotion
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 7.5epss 0.3%
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
Affected products
Unknown · Really Simple Securitypublic PoCs found — 1
cve_referencewpscan.com/vulnerability/49546064-5663-40f8-be7c-4f3faa31fa9a/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — Really Simple Security
In the same product, most dangerous first.
CVE-2026-81766MEDIUMReally Simple Security < 9.8.0 - Multisite Subsite Admin+ Arbitrary Plugin Installation via rsp_upgrade_install_pluginEPSS 0.4%CVE-2026-88798MEDIUMReally Simple Security (Free) < 9.8.3 - Unauthenticated Unbounded Option Growth via Spoofed Client IP HeaderEPSS 0.4%CVE-2026-8293HIGHReally Simple Security < 9.5.10.1 - Authentication Bypass via Two-Factor OTP SkipEPSS 0.2%