What is CVE-2023-53939?

CVE-2023-53939 is a medium-severity vulnerability in Tinywebgallery, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-12-18.

How severe is CVE-2023-53939?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Tinywebgallery

CVE-2023-53939

TinyWebGallery v2.5 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through the folder name parameter. Attackers can edit album folder names with script tags to execute arbitrary JavaScript when other users view the affected gallery pages.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (11.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Tinywebgallery — versions 2.5

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

ExploitDB-51442 (Exploit, exploit, Third Party Advisory, VDB Entry)
Official Product Homepage (Product, product)
VulnCheck Advisory: TinyWebGallery v2.5 Stored Cross-Site Scripting via Folder Name Parameter (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2023-53939?: CVE-2023-53939 is a medium-severity vulnerability in Tinywebgallery, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-12-18.
How severe is CVE-2023-53939?: Medium severity. CVSS v3 base score is 5.4 out of 10.