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High severity7.2NVD Advisory· Published Dec 15, 2025· Updated Jun 17, 2026

CVE-2023-53889

CVE-2023-53889

Description

Perch CMS 3.2 contains a remote code execution vulnerability that allows authenticated administrators to upload arbitrary PHP files through the assets management interface. Attackers can upload a malicious .phar file with embedded system command execution capabilities to execute arbitrary commands on the server.

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Affected products

3
  • Perch/Perch3 versions
    cpe:2.3:a:grabaperch:perch:3.2:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:grabaperch:perch:3.2:*:*:*:*:*:*:*
    • (no CPE)range: <3.2
    • (no CPE)range: 3.2

Patches

Vulnerability mechanics

References

3

News mentions

0

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