Really Simple Plugins Really Simple Security Plugin up to 9.8.1 Profile Page Update delete_two_fa_meta two-factor-authentication improper authorization

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.67-

Summaryinfo

A vulnerability was found in Really Simple Plugins Really Simple Security Plugin up to 9.8.1. It has been rated as critical. Impacted is the function delete_two_fa_meta of the component Profile Page Update Handler. Performing a manipulation of the argument two-factor-authentication results in improper authorization. This vulnerability was named CVE-2026-82519. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Really Simple Plugins Really Simple Security Plugin up to 9.8.1. It has been classified as critical. This affects the function delete_two_fa_meta of the component Profile Page Update Handler. The manipulation of the argument two-factor-authentication with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Really Simple Security plugin for WordPress before 9.8.2 contains a missing authorization check vulnerability that allows authenticated low-privileged attackers to bypass enforced two-factor authentication indefinitely by exploiting an unguarded code path in the profile-page update handler. Attackers can submit a crafted POST request without the two-factor-authentication field to skip nonce verification and trigger delete_two_fa_meta(), which resets the grace period anchor timestamp on every login cycle, causing mandatory 2FA enforcement to be deferred indefinitely.

It is possible to read the advisory at wordpress.org. This vulnerability is uniquely identified as CVE-2026-82519 since 08/29/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

Upgrading to version 9.8.2 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Really Simple Security Plugin 9.8.2

Timelineinfo

08/29/2026 CVE reserved
09/14/2026 +16 days Advisory disclosed
09/14/2026 +0 days VulDB entry created
09/14/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: wordpress.org
Status: Confirmed

CVE: CVE-2026-82519 (🔒)
GCVE (CVE): GCVE-0-2026-82519
GCVE (VulDB): GCVE-100-403683

Entryinfo

Created: 09/14/2026 21:27
Changes: 09/14/2026 21:27 (77)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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