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Vulnerabilities

Vulnerability · CVE-2025-6174

Qwizcards Reflected Cross-Site Scripting (XSS)

Published Nov 27, 2025 · catalog updated Nov 27, 2025 · Dan Kirshner Qwizcards | online quizzes and flashcards

Patch now

CVE-2025-6174 is in the CISA known-exploited catalog. Confirm Dan Kirshner Qwizcards | online quizzes and flashcards against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
0.49%
Remediation
Remediation guidance
Affected products
vendor Dan Kirshner Qwizcards | online quizzes and flashcards

The Qwizcards | online quizzes and flashcards WordPress plugin through 3.9.4 does not sanitise and escape the "_stylesheet" parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin or any other user.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Dan Kirshner Qwizcards | online quizzes and flashcardsversion unspecified

How to fix CVE-2025-6174

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-6174 is in the CISA known-exploited catalog. Confirm Dan Kirshner Qwizcards | online quizzes and flashcards against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 0.49%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

WordPress security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 27, 2025 · VulnCheck KEV

    Detected

    The Qwizcards | online quizzes and flashcards WordPress plugin through 3.9.4 does not sanitise and escape the "_stylesheet" parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin or any other user.

  2. Nov 27, 2025 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2025-6174

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-6174

    30-day exploitation probability 0.5%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2025-6174

    The Qwizcards | online quizzes and flashcards WordPress plugin through 3.9.4 does not sanitise and escape the "_stylesheet" parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.