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CVE-2023-53941

Easyphp Webserver command injection

9.8 CRITICALPublic exploitEPSS 6.39%
  1. Published18 Dec 2025

Description

EasyPHP Webserver 14.1 contains an OS command injection vulnerability that allows unauthenticated attackers to execute arbitrary system commands by injecting malicious payloads through the app_service_control parameter. Attackers can send POST requests to /index.php?zone=settings with crafted app_service_control values to execute commands with administrative privileges.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Easyphp Webserver14.1

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2023-53941 being actively exploited?

CVE-2023-53941 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 6.39%.

How severe is CVE-2023-53941?

CVE-2023-53941 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 6.39% probability of exploitation.

Which products are affected by CVE-2023-53941?

Affected products include Easyphp Webserver.

How do I fix CVE-2023-53941?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-53941 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.