Quiz and Survey Master Plugin up to 11.2.3 on WordPress authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$0-$5k1.59

Summaryinfo

A vulnerability was found in Quiz and Survey Master Plugin up to 11.2.3. It has been rated as problematic. The affected element is an unknown function. This manipulation causes authorization. The identification of this vulnerability is CVE-2026-14826. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic was found in Quiz and Survey Master Plugin up to 11.2.3. Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. As an impact it is known to affect confidentiality. The summary by CVE is:

The Quiz and Survey Master (QSM) WordPress plugin before 11.2.4 does not perform a per-object ownership check on the REST routes that return a quiz's email-notification and results-page configuration, allowing users with contributor-level access and above to read the configuration, including notification recipient addresses, of quizzes created by other users.

It is possible to read the advisory at wpscan.com. This vulnerability is known as CVE-2026-14826 since 07/06/2026. The exploitation appears to be easy. The attack can be launched remotely. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 11.2.4 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Authorization
CWE: CWE-639 / 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: Quiz and Survey Master Plugin 11.2.4

Timelineinfo

07/06/2026 CVE reserved
08/19/2026 +44 days Advisory disclosed
08/19/2026 +0 days VulDB entry created
08/19/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: wpscan.com
Status: Confirmed

CVE: CVE-2026-14826 (🔒)
GCVE (CVE): GCVE-0-2026-14826
GCVE (VulDB): GCVE-100-392959

Entryinfo

Created: 08/19/2026 08:34
Changes: 08/19/2026 08:34 (54)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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