What is the CVSS score of CVE-2026-1542?

CVE-2026-1542 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N. EPSS exploitation probability: 0.1%.

Which versions of PHP are affected by CVE-2026-1542?

CVE-2026-1542 presents notable security risk, a insecure deserialization vulnerability rated CVSS 6.5. Exploitation could compromise the security of affected deployments.

PHP CVE-2026-1542

MEDIUM

Deserialization of Untrusted Data (CWE-502)

2026-02-28 contact@wpscan.com

WordPress PHP Deserialization

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

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:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

CVE Published

Feb 28, 2026 - 06:16 nvd

MEDIUM 6.5

DescriptionCVE.org

The Super Stage WP WordPress plugin through 1.0.1 unserializes user input via REQUEST, which could allow unauthenticated users to perform PHP Object Injection when a suitable gadget is present on the blog.

AnalysisAI

Super Stage WP WordPre versions up to 1.0.1 is affected by deserialization of untrusted data (CVSS 6.5).

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Vulnerability AssessmentAI

Risk Assessment	CVSS 6.5 (MEDIUM). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker without authentication could exploit this vulnerability to perform PHP Object Injection when a suitable gadget is present on the blog.
Remediation	Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.

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

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CVE-2026-1542 vulnerability details – vuln.today

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PHP CVE-2026-1542

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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External POC / Exploit Code