How severe is CVE-2023-4994?

CVE-2023-4994 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-4994 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4994?

CVE-2023-4994 affects Hitreach Allow Php In Posts And Pages. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4994?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-4994 published?

CVE-2023-4994 was published on 2023-09-16 and last updated on 2026-06-17.

CVE-2023-4994

CVE-2023-4994 is a critical-severity vulnerability in Hitreach Allow Php In Posts And Pages with a CVSS 3.x base score of 9.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.9)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Hitreach Allow Php In Posts And Pages
Published: 2023-09-16
Last modified: 2026-06-17

Description

The Allow PHP in Posts and Pages plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 3.0.4 via the 'php' shortcode. This allows authenticated attackers with subscriber-level permissions or above, to execute code on the server.

Frequently asked questions

What is CVE-2023-4994?: The Allow PHP in Posts and Pages plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 3.0.4 via the 'php' shortcode. This allows authenticated attackers with subscriber-level permissions or above, to execute code on the server.
How severe is CVE-2023-4994?: CVE-2023-4994 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-4994 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4994?: CVE-2023-4994 affects Hitreach Allow Php In Posts And Pages. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4994?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-4994 published?: CVE-2023-4994 was published on 2023-09-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:hitreach:allow_php_in_posts_and_pages:*:*:*:*:*:wordpress:*:*

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