Craft CMS vulnerable to stored XSS in breadcrumb list and title fields
Summary
Multiple Stored XSS can be triggered by the breadcrumb list and title fields with user input.
Details
- In the /admin/categories page, category title isn't sanitized and triggered xss.
- In the category edit page under the /admin/categories/, category title in breadcrumb list isn't sanitized and triggered xss.
- In the /admin/entries page, entry title isn't sanitized and triggered xss.
- In the entry edit page under the /admin/entries/, entry title in breadcrumb list isn't sanitized and triggered xss.
- In the /admin/myaccount and pages under it, username or full name in breadcrumb list isn't sanitized and triggered xss.
Impact
Malicious users can tamper with the control panel.
PoC
1. In the /admin/categories page, category title isn't sanitized and triggered xss.
1. Access to the Settings -> Categories ( /admin/settings/categories )
2. Create new category group
3. Access to the Categories page ( /admin/categories/ )
4. Push the New category button
5. Input the Title column : xss<script>alert('xss')</script>
6. Push the Create Category or Save button
7. Access to the Categories page again and it triggers xss
2. In the category edit page under the /admin/categories/, category title in breadcrumb list isn't sanitized and triggered xss.
1. Access to the Settings -> Categories ( /admin/settings/categories )
2. Create new category group
3. Access to the Categories page ( /admin/categories/ )
4. Push the New category button
5. Input the Title column : xss<script>alert('xss')</script>
6. Push the Create Category or Save button
7. Access to the Category edit page again and it triggers xss
3. In the /admin/entries page, entry title isn't sanitized and triggered xss.
1. Access to the Settings -> Entry Types ( /admin/settings/entry-types )
2. Create new entry type
3. Access to the Settings -> Sections ( /admin/settings/sections )
4. Create new section
5. Access to the Entries page ( /admin/entries )
6. Push the New entry button
7. Input the Title column : xss<script>alert('xss')</script>
8. Push the Create entry or Save button
9. Access to the Entries page again and it triggers xss
4. In the entry edit page under the /admin/entries/, entry title in breadcrumb list isn't sanitized and triggered xss.
1. Access to the Settings -> Entry Types ( /admin/settings/entry-types )
2. Create new entry type
3. Access to the Settings -> Sections ( /admin/settings/sections )
4. Create new section
5. Access to the Entries page ( /admin/entries )
6. Push the New entry button
7. Input the Title column : xss<script>alert('xss')</script>
8. Push the Create entry or Save button
9. Access to the Entriy edit page again and it triggers xss
5. In the /admin/myaccount and pages under it, username or full name in breadcrumb list isn't sanitized and triggered xss.
1. Access to the My Account Page ( /admin/myaccount )
2. Input the Full Name column : xss<script>alert('xss')</script>
3. Push the the Save button
4. Access to the My Account page ( /admin/myaccount ) or pages under it ( /admin/myaccount/addresses , /admin/myaccount/preferences , etc.) and it triggers xss
Software afectado
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| Plataforma | Paquete | Versiones vulnerables | Corregida en |
|---|---|---|---|
| Paquete de Composer | craftcms/cms | >= 5.0.0, < 5.1.2 | 5.1.2 |
Referencias
- Vector CVSS
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L- Debilidad (CWE)
CWE-79, CWE-80- Plataforma
- Composer
- Paquete
craftcms/cms- Publicada
- 09.09.2024
- Actualizado
- 11.10.2026 10:22
Fuentes y licencias
OSV / GitHub Advisory Database - GHSA-28h4-788g-rh42 - CC BY 4.0
Historial de vulnerabilidades: craftcms/cms
Todas las vulnerabilidades publicadas de este paquete (Paquete de Composer), de la más reciente a la más antigua. Muestra si es un fallo aislado o un paquete que hay que vigilar.
- Entradas en total
- 127
- Primera → última
- 07.2021 08.2026
- Sin corrección
- 6
- Explotada en ataques
- 4
Distribución por gravedad
- Crítica 9
- Alta 41
- Media 65
- Baja 12
Divulgaciones por año
- 2021: 3
- 2022: 22
- 2023: 13
- 2024: 9
- 2025: 6
- 2026: 74
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Craft CMS vulnerable to stored XSS in breadcrumb list and title fields esta entrada
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