CVE-2023-53900 MEDIUM

CVE-2023-53900: Spip 4.1.10 Admin Account Spoofing via Malicious SVG Upload

Vendor Spip
Product spip
Weakness CWE-79 · XSS
Published December 16, 2025
Last update April 7, 2026

CVSS base score

4.8/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:N/VA:N/SC:L/SI:L/SA:N

What the vulnerability does

01Description

Spip 4.1.10 contains a file upload vulnerability that allows attackers to upload malicious SVG files with embedded external links. Attackers can trick administrators into clicking a crafted SVG logo that redirects to a potentially dangerous URL through improper file upload filtering.

Key dates

02Disclosure timeline

December 16, 2025 CVE published
April 7, 2026 Record updated