Is CVE-2023-5199 in the CISA KEV catalog?

No. CVE-2023-5199 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-5199?

CVE-2023-5199 has a CVSS v3 base score of 9.9 (CRITICAL).

What is the EPSS score for CVE-2023-5199?

CVE-2023-5199 has an EPSS score of 1.38% (69th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2023-5199?

No published fix for CVE-2023-5199 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2023-5199

CRITICAL

9.9

CVSS v3

NVD

Description

The PHP to Page plugin for WordPress is vulnerable Local File Inclusion to Remote Code Execution in versions up to, and including, 0.3 via the 'php-to-page' shortcode. This allows authenticated attackers with subscriber-level permissions or above, to include local file and potentially execute code on the server. While subscribers may need to poison log files or otherwise get a file installed in order to achieve remote code execution, author and above users can upload files by default and achieve remote code execution easily.

CWE-98 CWE-552

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.38%probability of exploitation in 30 days

69thpercentile

Moderate risk: more likely to be exploited than 69% of all known CVEs.

References

Exploit1

plugins.trac.wordpress.org

Third-Party Advisory1

wordfence.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-08.