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CVE-2026-13422

MEDIUM
4.3
CVSS 3.1
Description
The HD Quiz plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions 2.2.0 to 2.2.1. This is due to missing or incorrect nonce validation on the hdq_validate_nonce function. This makes it possible for unauthenticated attackers to delete or modify quizzes and questions, create new quizzes, and change plugin settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Metadata

CVE ID
CVE-2026-13422
State
PUBLISHED
Assigner
Wordfence
Reserved
2026-06-26 12:56 UTC
Published
2026-06-27 01:27 UTC
Last updated
2026-06-27 01:27 UTC
Primary CWE
CWE-352
CWE-352 Cross-Site Request Forgery (CSRF)
Vendor / Product
harmonic_design / HD Quiz
Sources
cve.org  ·  NVD

Severity & Metrics

4.3 MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Affected products (1)
VendorProductPlatformVersions
harmonic_design HD Quiz — 2.2.0 ≤ 2.2.1
Weakness (CWE)
CWESourceDescription
CWE-352 cna CWE-352 Cross-Site Request Forgery (CSRF)
CVSS scores (1)
ScoreSeverityVersionSourceVector
4.3 MEDIUM 3.1 cna CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
References (16)
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