7.1Alta

CVE-2026-92232Joomla! Core - [20260916] - Core - XSS filter bypass in InputFilter via whitespace characters in HTML data URIs in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3

Joomla! Project Joomla! CMS; Joomla! Project Joomla! Framework Filter package Publicada: 2026-09-29 19:36 (hace 1 mes)

Descripción

Joomla! Core - [20260916] - Core - XSS filter bypass in InputFilter via whitespace characters in HTML data URIs in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The cleanAttribute method removes HTML data URIs, however injected whitespaces characters could circumvent that cleanup, causing an XSS vector.

Debilidad (CWE): CWE-79

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Fabricante	Producto	Versiones
joomla	joomla!	1.5.0 – < 5.4.8
Joomla! Project	Joomla! CMS	1.5.0-5.4.8, 6.0.0-6.1.3
Joomla! Project	Joomla! Framework Filter package	1.0.0-3.0.6, 4.0.0-4.1.0

Referencias y parches

https://www.joomla.org/ productProduct
https://developer.joomla.org/security-centre/1096-20260916-core-xss-filter-bypass-in-inputfilter-via-whitespa… vendor-advisoryPatchVendor Advisory

Coincidencias CPE (NVD) (2)

cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:* ≥ 1.5.0 < 5.4.8
cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:* ≥ 6.0.0 < 6.1.3

Puntuación CVSS

7.1Alta

Fuente: Joomla · CVSS 4.0

Vector de ataque: Red
Complejidad: Baja
Requisitos: Ninguno
Privilegios: Altos
Interacción del usuario: Pasiva
Confidencialidad: Alto
Integridad: Alto
Disponibilidad: Bajo

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

Todas las puntuaciones (3)

cna	CVSS 4.0	7.1Alta
security@joomla.org	CVSS 4.0	7.1Alta
nvd	CVSS 3.1	6.5Media

EPSS (probabilidad de explotación en 30 días)

0.24%

superior al 15 % de todas las CVE

Evaluación de CISA (SSVC)

Explotación: none
Automatizable: no
Impacto técnico: partial

Cronología

ID reservado2026-09-15
Publicada2026-09-29 19:36
Llegó a IP-DB2026-10-24 23:41
Última actualización2026-10-06 19:46

Asignada por (CNA): Joomla
Estado en NVD: Analyzed

Ver en la fuente: CVE.org · NVD

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