CRITICAL

CVE-2023-53922

CVSS v3

9.8

CRITICAL

EPSS Score

1.1 %

exploit probability, as of 2026-10-18

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2023-53922 yet.

Full record on NVD

Description

TinyWebGallery v2.5 contains a remote code execution vulnerability in the admin upload functionality that allows unauthenticated attackers to upload malicious PHP files. Attackers can upload .phar files with embedded system commands to execute arbitrary code on the server by accessing the uploaded file's URL.

Technical details

Published: 2025-12-17

Frequently asked questions

What is CVE-2023-53922?

Is CVE-2023-53922 actively exploited?

Active exploitation of CVE-2023-53922 has not been confirmed. Its EPSS score was 1.1% on 2026-10-18, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-53922?

CVE-2023-53922 has a CVSS v3 base score of 9.8 (CRITICAL severity).

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