What is the CVSS score of CVE-2026-22417?

CVE-2026-22417 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of ThemeGoods Grand Wedding are affected by CVE-2026-22417?

A critical deserialization vulnerability in ThemeGoods Grand Wedding plugin (versions 3.1.0 and earlier) allows attackers to inject malicious objects, potentially leading to unauthorized access or…

How to fix or mitigate CVE-2026-22417?

Within 24 hours: Audit all systems using Grand Wedding plugin version 3.1.0 or earlier and document inventory; disable the plugin if not business-critical. Within 7 days: Implement WAF rules to detect and block malicious serialized object patterns targeting the plugin; segment affected systems from sensitive networks. Within 30 days: Monitor vendor for patch release; plan immediate deployment upon availability or migrate to alternative wedding management solution if patch timeline extends beyond 60 days.

ThemeGoods Grand Wedding CVE-2026-22417

CRITICAL

Deserialization of Untrusted Data (CWE-502)

2026-03-05 audit@patchstack.com

Deserialization

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Severity Changed

Apr 23, 2026 - 15:43 NVD

HIGH CRITICAL

CVSS changed

Apr 23, 2026 - 15:43 NVD

8.1 (HIGH) 9.8 (CRITICAL)

Re-analysis Queued

Apr 22, 2026 - 21:37 vuln.today

cvss_changed

Analysis Generated

Mar 12, 2026 - 22:06 vuln.today

CVE Published

Mar 05, 2026 - 06:16 nvd

HIGH 8.1

DescriptionCVE.org

Deserialization of Untrusted Data vulnerability in ThemeGoods Grand Wedding grandwedding allows Object Injection.This issue affects Grand Wedding: from n/a through <= 3.1.0.

AnalysisAI

ThemeGoods Grand Wedding through version 3.1.0 is vulnerable to remote object injection via unsafe deserialization of untrusted data, enabling attackers to execute arbitrary code without authentication. The vulnerability requires specific conditions to be met but carries high severity with complete compromise of confidentiality, integrity, and availability. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Send malicious serialized PHP object

Exploit

Plugin deserializes untrusted input

Execution

Instantiate arbitrary class

Impact

Execute injected code

Access

Send malicious serialized PHP object

Exploit

Plugin deserializes untrusted input

Execution

Instantiate arbitrary class

Impact

Execute injected code

Vulnerability AssessmentAI

Exploitation	Grand Wedding plugin version <= 3.1.0 installed and activated on WordPress. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	CVSS 8.1 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker could exploit this vulnerability to compromise the affected system.
Remediation	Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Audit all systems using Grand Wedding plugin version 3.1.0 or earlier and document inventory; disable the plugin if not business-critical. …

Threat intelligence, references, and detailed analysis are available after sign-in.

CVE-2026-22417 vulnerability details – vuln.today

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ThemeGoods Grand Wedding CVE-2026-22417

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Unlock full vulnerability intelligence

Attack ChainAIDerived

Vulnerability AssessmentAI

Recommended ActionAI

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External POC / Exploit Code