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Server-Side Request Forgery (SSRF) in Craft CMS with Asset Uploads Mutations

  • Publicada: 14.04.2026
  • Actualizado: 11.10.2026 10:22

Required Permissions

The exploitation requires a few permissions to be enabled in the used GraphQL schema:

  • "Edit assets in the <VolumeName> volume"
  • "Create assets in the <VolumeName> volume"

Details

The implementation fails to restrict the URL Scheme. While the application is intended to "upload assets", there is no whitelist forcing http or https. This allows attackers to use the Gopher protocol to wrap raw TCP commands.

Impact: Combined with the DWORD bypass, an attacker can hit internal services without triggering any "127.0.0.1" string-matching filters.

Example Payload: gopher://2130706433:6379/_FLUSHALL (Targets local Redis via DWORD).

Remediation Strategy

To prevent mathematical IP obfuscation, the application must normalize the hostname before validation.

Software afectado

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PlataformaPaqueteVersiones vulnerablesCorregida en
Paquete de Composer craftcms/cms >= 5.0.0-RC1, < 5.9.15, >= 4.0.0-RC1, < 4.17.9 5.9.15, 4.17.9

Referencias

Puntuación CVSS -
Vector CVSS
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
Debilidad (CWE)
CWE-918
Plataforma
Composer
Paquete
craftcms/cms
Publicada
14.04.2026
Actualizado
11.10.2026 10:22

Fuentes y licencias

OSV / GitHub Advisory Database - GHSA-3m9m-24vh-39wx - 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.

Todas (127) en el archivo
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

Gravedad:
  1. Craft CMS: Passkey login accepts replayed WebAuthn assertions
    Crítica CVE-2026-72780 >= 5.0.0-RC1, < 5.10.5 5.10.5
  2. Craft CMS: Arbitrary user password reset leading to administrator account takeover
    Alta CVE-2026-72786 >= 5.0.0-RC1, < 5.10.8 5.10.8
  3. Craft CMS: Authenticated RCE through Twig sandbox escape
    Alta CVE-2026-72781 >= 5.0.0-RC1, < 5.10.7, >= 4.0.0-RC1, < 4.18.3 5.10.7, 4.18.3
  4. Craft CMS: Authenticated RCE via `condition.config` JSON cleanse bypass
    Alta CVE-2026-72778 >= 5.0.0-RC1, < 5.10.6, >= 4.0.0-RC1, < 4.18.2 5.10.6, 4.18.2
  5. Craft CMS: RCE via missing cleanseConfig in FieldsController::actionRenderCardPreview
    Alta CVE-2026-56382 >= 5.5.0, < 5.9.14 5.9.14
  6. Craft CMS: Potential authenticated Remote Code Execution via referrer redirect
    Alta CVE-2026-55794 >= 5.9.0, < 5.10.0 5.10.0
  7. Craft CMS: DOM XSS via GitHub issue title in CraftSupport widget
    Alta CVE-2026-55790 >= 5.0.0-RC1, < 5.9.23, >= 4.0.0-RC1, < 4.17.16 5.9.23, 4.17.16
  8. Craft CMS Vulnerable to Unauthorized Deletion of Destination Folders During Forced Moves
    Alta CVE-2026-50282 >= 5.0.0-RC1, < 5.9.21, >= 4.0.0-RC1, < 4.17.14 5.9.21, 4.17.14
  9. Craft CMS's mass assignment via id in newAttributes during bulk duplicate overwrites existing elements
    Alta CVE-2026-50281 >= 5.7.0, < 5.9.21 5.9.21
  10. Craft CMS: Missing peer-permission check in `AssetsController::actionDeleteFolder` allows deletion of other users' assets
    Alta CVE-2026-50284 >= 5.0.0-RC1, < 5.9.22, >= 4.0.0-RC1, < 4.17.15 5.9.22, 4.17.15
  11. Craft CMS: Authorship spoofing in `entries/save-entry` via pre-check/post-mutation authorization gap
    Alta CVE-2026-50279 >= 5.0.0-RC1, < 5.9.21 5.9.21
  12. Craft CMS: Blind SSRF and Arbitrary JavaScript Injection via Host Header Poisoning in actionResourceJs
    Crítica CVE-2026-55791 >= 5.0.0-RC1, < 5.10, >= 4.0.0-RC1, < 4.18 5.10, 4.18
  13. Craft CMS's Missing Volume Permission Check in AssetsController::actionShowInFolder Allows Information Disclosure
    Alta CVE-2026-44012 >= 5.0.0-RC1, < 5.9.18 5.9.18
  14. Craft CMS has Potential Authenticated Remote Code Execution via Malicious Attached Behavior
    Alta CVE-2026-44011 >= 4.0.0, < 4.17.12, >= 5.0.0, < 5.9.18 4.17.12, 5.9.18
  15. Craft CMS's Missing Authorization in GraphQL Address Resolver Allows Cross-Scope PII Disclosure
    Alta CVE-2026-44010 >= 5.0.0, < 5.9.18, >= 4.0.0, < 4.17.12 5.9.18, 4.17.12
  16. Server-Side Request Forgery (SSRF) in Craft CMS with Asset Uploads Mutations esta entrada
    Media CVE-2026-41129 >= 5.0.0-RC1, < 5.9.15, >= 4.0.0-RC1, < 4.17.9 5.9.15, 4.17.9
  17. Craft CMS is Vulnerable to Authenticated Remote Code Execution via Malicious Attached Behavior
    Alta CVE-2026-33157 >= 5.6.0, < 5.9.13 5.9.13
  18. Craft CMS Vulnerable to Privilege Escalation/Bypass through UsersController->actionImpersonateWithToken()
    Alta CVE-2026-32267 >= 4.0.0-RC1, < 4.17.6, >= 5.0.0-RC1, < 5.9.12 4.17.6, 5.9.12
  19. Craft CMS vulnerable to behavior injection RCE ElementIndexesController and FieldsController
    Alta CVE-2026-32264 >= 4.0.0-RC1, < 4.17.5, >= 5.0.0-RC1, < 5.9.11 4.17.5, 5.9.11
  20. Craft CMS vulnerable to behavior injection RCE via EntryTypesController
    Alta CVE-2026-32263 >= 5.6.0, < 5.9.11 5.9.11
Mostrar más (20) Mostrando 20 de 51

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