CVE-2025-31612: WordPress CBX Poll plugin <= 1.2.7 - PHP Object Injection vulnerability

9.8 CVSS

Description

Deserialization of Untrusted Data vulnerability in Sabuj Kundu CBX Poll allows Object Injection. This issue affects CBX Poll: from n/a through 1.2.7.

Classification

CVE ID: CVE-2025-31612

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-502 Deserialization of Untrusted Data

Affected Products

Vendor: Sabuj Kundu

Product: CBX Poll

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 17.0% (scored less or equal to compared to others)

EPSS Date: 2025-04-18 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-31612
https://patchstack.com/database/wordpress/plugin/cbxpoll/vulnerability/wordpress-cbx-poll-plugin-1-2-7-php-object-injection-vulnerability?_s_id=cve

Timeline