CVE-2021-24221
mediumpriority · track · 36EPSS 0.019 · 79 %ileEUUSEPSS · scored 2026-10-27
The Quiz And Survey Master – Best Quiz, Exam and Survey Plugin for WordPress plugin before 7.1.12 did not sanitise the result_id GET parameter on pages with the [qsm_result] shortcode without id attribute, concatenating it in a SQL statement and leading to an SQL injection. The lowest role allowed to use this shortcode in post or pages being author, such user could gain unauthorised access to the DBMS. If the shortcode (without the id attribute) is embed on a public page or post, then unauthenticated users could exploit the injection.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–8.8
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
- expresstech quiz and survey master< 7.1.12nvdUScpe:2.3:a:expresstech:quiz_and_survey_master:*:*:*:*:*:*:*:*
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://nvd.nist.gov/vuln/detail/CVE-2021-24221cnnvd
- https://plugins.trac.wordpress.org/changeset/2479603/cnnvd
- https://wpscan.com/vulnerability/3b52b25c-82a1-41c7-83ac-92e244f7c5abcnnvd
- https://plugins.trac.wordpress.org/changeset/2479603/enisa_euvd
- https://wpscan.com/vulnerability/3b52b25c-82a1-41c7-83ac-92e244f7c5abenisa_euvd
- https://plugins.trac.wordpress.org/changeset/2479603/PatchThird Party Advisorynvd
- https://wpscan.com/vulnerability/3b52b25c-82a1-41c7-83ac-92e244f7c5abExploitThird Party Advisorynvd
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