What is the CVSS score of EUVD-2026-15866?

EUVD-2026-15866 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L. EPSS exploitation probability: 0.0%.

Which versions of St L are affected by EUVD-2026-15866?

Organizations using Deserialization of Untrusted Data vulnerability in Mikado-Themes Stål stal should be aware of moderate risk from CVE-2026-32511, a insecure deserialization vulnerability rated…. A patch is available.

St L EUVD-2026-15866

Q: How to fix or mitigate EUVD-2026-15866?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

| CVE-2026-32511 MEDIUM

Deserialization of Untrusted Data (CWE-502)

2026-03-25 Patchstack

GHSA-r6hw-pm67-r37m

Deserialization St L

5.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.4 MEDIUM

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

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:N/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

Low

Lifecycle Timeline

Patch available

Apr 16, 2026 - 05:29 EUVD

1.7

EUVD ID Assigned

Mar 25, 2026 - 16:47 euvd

EUVD-2026-15866

Analysis Generated

Mar 25, 2026 - 16:47 vuln.today

CVE Published

Mar 25, 2026 - 16:15 nvd

MEDIUM 5.4

DescriptionCVE.org

Deserialization of Untrusted Data vulnerability in Mikado-Themes Stål stal allows Object Injection.This issue affects Stål: from n/a through < 1.7.

AnalysisAI

A deserialization of untrusted data vulnerability exists in Mikado-Themes Stål (a WordPress theme) that allows arbitrary object injection through unsafe unserialize() operations. Versions prior to 1.7 are affected. …

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Vulnerability AssessmentAI

Risk Assessment	This vulnerability carries high real-world risk despite the absence of a CVSS score in the reported data. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker submits a crafted HTTP POST request containing a malicious serialized PHP object string to a WordPress theme customization option, AJAX endpoint, or plugin integration point that processes theme settings without proper validation. The theme's unserialize() call instantiates attacker-controlled objects, triggering __wakeup() or __destruct() magic methods from a gadget chain available in WordPress core or an installed plugin (e.g., from the PHAR wrapper or WordPress hooks). …
Remediation	Immediately upgrade Mikado-Themes Stål to version 1.7 or later to remediate the arbitrary object injection vulnerability. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. …

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

EUVD-2026-15866 vulnerability details – vuln.today

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