What’s Vulnerable › Vulnerabilities

CVE-2021-38753

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-08-16 · updated 2026-06-17
• Weakness: CWE-434

Description

An unrestricted file upload on Simple Image Gallery Web App can be exploited to upload a web shell and executed to gain unauthorized access to the server hosting the web app.

Affected products

• Simple Image Gallery Web App Project Simple Image Gallery Web App: all versions

References

• https://github.com/dumpling-soup/Simple-Image-Gallery-Web-App/blob/main/README.md
• https://github.com/dumpling-soup/Simple-Image-Gallery-Web-App/blob/main/README.md

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