CVE-2024-8420: DHVC Form <= 2.4.7 - Unauthenticated Privilege Escalation

9.8 CVSS

Description

The DHVC Form plugin for WordPress is vulnerable to privilege escalation in all versions up to, and including, 2.4.7. This is due to the plugin allowing a user to supply the 'role' field when registering. This makes it possible for unauthenticated attackers to register as an administrator on sites.

Classification

CVE ID: CVE-2024-8420

CVSS Base Severity: CRITICAL

CVSS Base Score: 9.8

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem Types

CWE-266 Incorrect Privilege Assignment

Affected Products

Vendor: SiteSao

Product: DHVC Form

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 7.97% (scored less or equal to compared to others)

EPSS Date: 2025-03-29 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2024-8420
https://www.wordfence.com/threat-intel/vulnerabilities/id/e4d51a0c-c625-4732-b345-df02971fbffa?source=cve
https://codecanyon.net/item/dhvc-form-wordpress-form-for-visual-composer/8326593

Timeline