What’s Vulnerable › Vulnerabilities

CVE-2023-53890: Perch CMS 3.2 Stored Cross-Site Scripting via SVG File Upload

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-12-15 · updated 2026-06-17
• Weakness: CWE-79

Description

Perch CMS 3.2 contains a stored cross-site scripting vulnerability that allows authenticated users to upload malicious SVG files with embedded JavaScript. Attackers can craft SVG files with script tags that execute when the file is viewed, potentially stealing user session information or performing client-side attacks.

Affected products

• Perch: 3.2

References

• https://grabaperch.com/
• https://www.exploit-db.com/exploits/51621
• https://www.vulncheck.com/advisories/perch-cms-stored-cross-site-scripting-via-svg-file-upload
• https://www.exploit-db.com/exploits/51621

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