CVE-2026-27473

MEDIUM

6.4

Beschreibung

SPIP before 4.4.9 allows Stored Cross-Site Scripting (XSS) via syndicated sites in the private area. The #URL_SYNDIC output is not properly sanitized on the private syndicated site page, allowing an attacker who can set a malicious syndication URL to inject persistent scripts that execute when other administrators view the syndicated site details.

CVE Details

CVSS v3.1 Bewertung6.4

SchweregradMEDIUM

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienLOW

BenutzerinteraktionNONE

Veroffentlicht2/19/2026

Zuletzt geandert2/24/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

spip:spip

Schwachen (CWE)

CWE-79

Referenzen

https://blog.spip.net/Mise-a-jour-de-securite-sortie-de-SPIP-4-4-9.html(disclosure@vulncheck.com)

https://git.spip.net/spip/spip(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/spip-stored-cross-site-scripting-via-syndicated-sites(disclosure@vulncheck.com)

IOC Korrelationen

Keine Korrelationen erfasst

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