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CVE-2025-14177 cPanel CVE debrief

CVE-2025-14177 is an information leak issue in PHP’s getimagesize function that cPanel says was addressed in the EasyApache 4 25.41 security release. The vendor describes this as part of a critical security update spanning PHP 8.1 through 8.5. If your cPanel/WHM environment uses EasyApache 4-managed PHP packages, this is a high-priority update to apply and verify.

Vendor
cPanel
Product
cPanel/WHM
CVSS
MEDIUM 6.3
CISA KEV
Not listed in stored evidence
Original CVE published
2025-12-27
Original CVE updated
2025-12-29
Advisory published
Unknown
Advisory updated
Unknown

Who should care

cPanel/WHM administrators, hosting providers, and application owners running PHP 8.1, 8.2, 8.3, 8.4, or 8.5 through EasyApache 4 should care most. Teams that rely on image-processing workflows or web apps that call getimagesize should prioritize review and patching.

Technical summary

According to cPanel’s advisory, CVE-2025-14177 is an information leak in the PHP getimagesize function. The affected packages are part of the EasyApache 4 security release that updates PHP 8.1, 8.2, 8.3, 8.4, and 8.5. The supplied source does not provide exploit details, affected conditions, or whether the leak requires local or remote interaction, so the safest interpretation is to treat the vendor-fixed PHP packages as the authoritative remediation path.

Defensive priority

High. The vendor characterizes the release as critical and it affects multiple supported PHP branches used in hosted web environments. Even without CVSS details in the supplied corpus, this should be treated as a prompt patching item for exposed cPanel/EasyApache deployments.

Recommended defensive actions

  • Update EasyApache 4 to the vendor-fixed 25.41 package set or later on all affected cPanel/WHM systems.
  • Confirm PHP 8.1, 8.2, 8.3, 8.4, and 8.5 packages were refreshed on each host; do not rely on a single system-wide update assumption.
  • Inventory applications that use getimagesize or other image-handling features and validate they run after the PHP update.
  • Review the EasyApache 4 change log for any related package changes before and after deployment.
  • If patching must be staged, prioritize internet-facing servers and multi-tenant hosting environments first.

Evidence notes

Evidence is limited to the vendor’s official EasyApache 4 25.41 release note and the official CVE/NVD record links supplied in the corpus. The source text explicitly states that the release addresses CVE-2025-14177 as an information leak in getimagesize and that it also updates PHP 8.1 through 8.5. No CVSS score, exploitability detail, or CVE published/modified dates were provided in the supplied data.

Official resources

Vendor official advisory states that EasyApache 4 25.41 includes security updates for PHP 8.1-8.5 and fixes CVE-2025-14177. The supplied corpus does not include exploit code or public reproduction details.