CVE-2025-27287

WordPress SS Quiz Plugin <= 2.0.5 - PHP Object Injection vulnerability

Published Apr 17, 2025 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
Deserialization of Untrusted Data vulnerability in ssvadim SS Quiz ssquiz allows Object Injection.This issue affects SS Quiz: from n/a through <= 2.0.5.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-11621 Deserialization of Untrusted Data vulnerability in ssvadim SS Quiz allows Object Injection. This issue affects SS Quiz: from n/a through 2.0.5.
History
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Description Deserialization of Untrusted Data vulnerability in ssvadim SS Quiz allows Object Injection. This issue affects SS Quiz: from n/a through 2.0.5. Deserialization of Untrusted Data vulnerability in ssvadim SS Quiz ssquiz allows Object Injection.This issue affects SS Quiz: from n/a through <= 2.0.5.
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Deserialization of Untrusted Data vulnerability in ssvadim SS Quiz allows Object Injection. This issue affects SS Quiz: from n/a through 2.0.5.
Title WordPress SS Quiz Plugin <= 2.0.5 - PHP Object Injection vulnerability
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Apr 28, 2026, 4:11 PM
Reserved
Feb 21, 2025, 4:45 PM
Status
Deferred
Published
Apr 17, 2025, 4:15 PM
Modified
Jun 17, 2026, 9:03 AM