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CVE-2026-7429

MEDIUM

4.6

Descripcion

SSCMS v7.4.0 contains a reflected cross-site scripting vulnerability in the STL processing endpoint that allows attackers to execute arbitrary JavaScript by crafting malicious STL template payloads that are decrypted and returned without proper sanitization. Attackers can exploit improper output encoding in the /api/stl/actions/dynamic endpoint to inject executable JavaScript into JSON responses, leading to session hijacking, phishing attacks, and unauthorized actions performed on behalf of users.

Detalles CVE

Puntuacion CVSS v3.14.6

SeveridadMEDIUM

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosLOW

Interaccion usuarioREQUIRED

Publicado4/30/2026

Ultima modificacion5/1/2026

Fuentenvd

Avistamientos honeypot0

Debilidades (CWE)

CWE-79

Referencias

https://github.com/siteserver/cms(disclosure@vulncheck.com)

https://github.com/siteserver/cms/issues/3892(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/sscms-reflected-cross-site-scripting-via-stl-processing(disclosure@vulncheck.com)

https://github.com/siteserver/cms/issues/3892(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlaciones IOC

Sin correlaciones registradas

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