The vulnerability of the echappe_anti_xss() function in the SPIP content management system allows attackers to perform cross-site scripting attacks.

The vulnerability of the echappeantixss function in the SPIP content management system is related to the lack of measures taken to protect the structure of web pages. Exploiting this vulnerability could allow a malicious actor, operating remotely, to perform cross-site scripting attacks...

CVE-2026-27474: Improper Neutralization of Input During Web Page Generation

SPIP before 4.4.9 allows Cross-Site Scripting XSS in the private area, complementing an incomplete fix from SPIP 4.4.8. The echappeantixss function was not systematically applied to input, form, button, and anchor a HTML tags, allowing an attacker to inject malicious scripts through these element...