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PatchSiren cyber security CVE debrief

CVE-2026-89214 WpCues CVE debrief

The WpCues Basic Quiz WordPress plugin through 1.6.5 does not properly sanitise and escape values before using them in a SQL statement, which allows unauthenticated attackers to perform SQL injection attacks and read data from the database. This vulnerability affects WordPress environments using the WpCues Basic Quiz plugin, potentially exposing sensitive data. Defenders should verify plugin versions and apply patches or mitigations to prevent SQL injection attacks. The CVE record and NVD entry provide limited information about the vulnerability, with the primary source being a WordPress plugin vulnerability report.

Vendor
WpCues
Product
Basic Quiz WordPress Plugin
CVSS
Unknown
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-11
Original CVE updated
2026-10-11
Advisory published
2026-10-11
Advisory updated
2026-10-11

Who should care

Defenders responsible for WordPress plugin management and security should assess exposure and prioritize patching or mitigation to prevent SQL injection attacks.

Why it matters

CVE-2026-89214 allows unauthenticated attackers to perform SQL injection attacks and read data from the database, requiring defenders to verify plugin versions and apply patches or mitigations.

  • Verify plugin version and apply patches to prevent SQL injection attacks.
  • Restrict access to plugin SQL database to prevent unauthorized data reads.
  • Monitor plugin logs for suspicious SQL query activity.

Technical summary

The WpCues Basic Quiz WordPress plugin through 1.6.5 does not properly sanitise and escape values before using them in a SQL statement, allowing unauthenticated attackers to perform SQL injection attacks and read data from the database. This vulnerability is caused by inadequate input validation and sanitization in the plugin's SQL queries. To mitigate this vulnerability, defenders should prioritize verifying the version of the WpCues Basic Quiz WordPress plugin and applying patches or mitigations to prevent SQL injection attacks.

Defensive priority

Defenders should prioritize verifying the version of the WpCues Basic Quiz WordPress plugin and applying patches or mitigations to prevent SQL injection attacks.

Recommended defensive actions

  • Verify the version of the WpCues Basic Quiz WordPress plugin and apply patches or mitigations to prevent SQL injection attacks.
  • Restrict access to the plugin's SQL database to prevent unauthorized data reads.
  • Monitor plugin logs for suspicious SQL query activity.

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability, with the primary source being a WordPress plugin vulnerability report.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-89214 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-89214

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-89214 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-89214

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.