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CVE-2026-22346

HIGH
Deserialization of Untrusted Data (CWE-502)
2026-02-20 audit@patchstack.com
Deserialization
8.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
8.8 HIGH
AV:N/AC:L/PR:L/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:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:04 vuln.today
CVE Published
Feb 20, 2026 - 16:22 nvd
HIGH 8.8

DescriptionCVE.org

Deserialization of Untrusted Data vulnerability in A WP Life Slider Responsive Slideshow - Image slider, Gallery slideshow slider-responsive-slideshow allows Object Injection.This issue affects Slider Responsive Slideshow - Image slider, Gallery slideshow: from n/a through <= 1.5.4.

AnalysisAI

The Slider Responsive Slideshow WordPress plugin through version 1.5.4 contains an unsafe deserialization flaw that enables authenticated attackers to inject arbitrary objects and achieve remote code execution. An attacker with user-level access can exploit this vulnerability to compromise the affected website with high impact to confidentiality, integrity, and availability. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Authenticated user crafts malicious serialized object
Delivery
Submit via plugin parameter
Exploit
Plugin deserializes untrusted data
Execution
Inject arbitrary PHP objects
Impact
Execute remote code
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Vulnerability AssessmentAI

Exploitation WordPress user account with access to plugin settings required. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment CVSS 8.8 (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.
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Recommended ActionAI

Within 24 hours: Identify all WordPress installations using Slider Responsive Slideshow plugin and document affected systems; disable the plugin immediately as a temporary measure. …

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

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CVE-2026-22346 vulnerability details – vuln.today
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