Plone CMS until version 5.2.4 has a stored Cross-Site Scripting (XSS) vulnerability in the user fullname property and the file upload functionality. The user's input data is not properly encoded when
Plone CMS until version 5.2.4 has a stored Cross-Site Scripting (XSS) vulnerability in the user fullname property and the file upload functionality. The user's input data is not properly encoded when being echoed back to the user. This data can be interpreted as executable code by the browser and allows an attacker to execute JavaScript in the context of the victim's browser if the victim opens a vulnerable page containing an XSS payload.
Software afectado
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| Plataforma | Paquete | Versiones vulnerables | Corregida en |
|---|---|---|---|
| Python (PyPI) | plone | < 5.2.4 | 5.2.4 |
Referencias
- https://nvd.nist.gov/vuln/detail/CVE-2021-3313
- https://github.com/plone/Plone
- https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2021-78.yaml
- https://plone.org/download/releases/5.2.3
- https://plone.org/security/hotfix/20210518
- https://plone.org/security/hotfix/20210518/stored-xss-from-file-upload-svg-html
- https://plone.org/security/hotfix/20210518/stored-xss-from-user-fullname
- https://www.compass-security.com/fileadmin/Research/Advisories/2021-07_CSNC-2021-013_XSS_in_Plone_CMS.txt
- http://www.openwall.com/lists/oss-security/2021/05/22/1
- https://github.com/advisories/GHSA-hprr-4vfq-fcxw
- Vector CVSS
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N- Debilidad (CWE)
CWE-79- Plataforma
- Python (PyPI)
- Paquete
plone- Publicada
- 20.05.2021
- Actualizado
- 11.10.2026 12:20
Fuentes y licencias
OSV / GitHub Advisory Database - GHSA-hprr-4vfq-fcxw - CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2021-78 - PyPA Advisory Database; CC BY 4.0
Historial de vulnerabilidades: plone
Todas las vulnerabilidades publicadas de este paquete (Python (PyPI)), de la más reciente a la más antigua. Muestra si es un fallo aislado o un paquete que hay que vigilar.
- Entradas en total
- 101
- Primera → última
- 09.2006 03.2024
- Sin corrección
- 10
- Explotada en ataques
- 0
Distribución por gravedad
- Crítica 5
- Alta 36
- Media 58
- Baja 2
Divulgaciones por año
- 2017: 15
- 2018: 4
- 2019: 0
- 2020: 10
- 2021: 10
- 2022: 7
- 2023: 1
- 2024: 2
- 2025: 0
- 2026: 0
antes: 52
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Plone CMS until version 5.2.4 has a stored Cross-Site Scripting (XSS) vulnerability in the user fullname property and the file upload functionality. The user's input data is not properly encoded when esta entrada
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