CVE-2021-36865 | BDVDB-2026-185690 Detail

ExpressTechQuiz And Survey Master (WordPress plugin)

Description#

Insecure direct object references (IDOR) vulnerability in ExpressTech Quiz And Survey Master plugin <= 7.3.4 at WordPress allows attackers to change the content of the quiz.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact low, availability impact low. Attack vector: network.

Weaknesses#

CWE-639 Authorization Bypass Through User-Controlled Key

References#

Exploit#

No public exploit known

History#

Version 12022-09-30Record published in the CVE List.
Version 22026-04-28Most recent update recorded in the CVE List.

Published

Published: 2022-09-30
Last modified: 2026-04-28

Vendor information

Vendor: ExpressTech
Product: Quiz And Survey Master (WordPress plugin)

All ExpressTech vulnerabilities

Score

3.8 Low

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 44.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Insecure Direct Object Reference

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= <= 7.3.4 and <= 7.3.4
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

3.8 Low

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	High
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	Low
Availability	Low

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).