CVE-2023-39955
Notes attachment render HTML in preview mode
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
Notes is a note-taking app for Nextcloud, an open-source cloud platform. Starting in version 4.4.0 and prior to version 4.8.0, when creating a note file with HTML, the content is rendered in the preview instead of the file being offered to download. Nextcloud Notes app version 4.8.0 contains a patch for the issue. No known workarounds are available.
Notes es una aplicación de toma de notas para Nextcloud, una plataforma en la nube de código abierto. A partir de la versión 4.4.0 y antes de la versión 4.8.0, al crear un archivo de notas con HTML, el contenido se muestra en la vista previa en lugar de ofrecer el archivo para descargar. La versión 4.8.0 de la aplicación Nextcloud Notes contiene un parche para este problema. No se conocen soluciones disponibles.
CVSS Scores
SSVC
- Decision:Track
Timeline
- 2023-08-07 CVE Reserved
- 2023-08-10 CVE Published
- 2024-09-11 EPSS Updated
- 2024-10-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC
References (3)
URL | Tag | Source |
---|---|---|
https://hackerone.com/reports/1924355 | Third Party Advisory |
URL | Date | SRC |
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URL | Date | SRC |
---|---|---|
https://github.com/nextcloud/notes/pull/1031 | 2023-08-16 | |
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-6g88-37x7-4vw6 | 2023-08-16 |
URL | Date | SRC |
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Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Nextcloud Search vendor "Nextcloud" | Notes Search vendor "Nextcloud" for product "Notes" | >= 4.4.0 < 4.8.0 Search vendor "Nextcloud" for product "Notes" and version " >= 4.4.0 < 4.8.0" | nextcloud |
Affected
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