CVE-2023-0291

CRITICAL
Published Jun 9, 20233y ago · Modified Jun 17, 20262w ago
9.1 CVSS 3.1
Critical
Find Similar
Published Jun 9, 2023 3y ago
Last Modified Jun 17, 2026 2w ago

Description

The Quiz And Survey Master for WordPress is vulnerable to authorization bypass due to a missing capability check on the function associated with the qsm_remove_file_fd_question AJAX action in versions up to, and including, 8.0.8. This makes it possible for unauthenticated attackers to delete arbitrary media files.

CVSS Details

Base Score
9.1
Exploitability
3.9
Impact
5.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-862 Missing Authorization Authorization

Affected Products 1

VendorProductVersionRange
expresstechquiz_and_survey_master* ≤8.0.8

References 4

  • packetstormsecurity.com https://packetstormsecurity.com/files/171011/wpqsm808-xsrf.txt
    Not ApplicableVDB Entry
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/2834471/quiz-master-next
    Patch
  • wordpress.org https://wordpress.org/plugins/quiz-master-next/
    Product
  • wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/68110321-db1a-4634-98cd-0afd3ec933b8?source=cve
    Third Party Advisory

Remediation