CVE Tools
Sign in

CVE-2025-59788

Published: Dec 4, 2025Updated: Dec 8, 2025 Sources: CVE List NVD BDUCWE-749
6.4MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 78.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

Cross-site scripting (XSS) vulnerability in a reachable files_pdfviewer example directory in Nextcloud with versions before 22.2.10.33, 23.0.12.29, 24.0.12.28, 25.0.13.23, 26.0.13.20, 27.1.11.20, 28.0.14.11, 29.0.16.8, 30.0.17, 31.0.10, and 32.0.1 allows attackers to execute arbitrary JavaScript in the context of a user's browser via a crafted PDF file to viewer.html. This issue is related to CVE-2024-4367, but the root cause of this Nextcloud issue is that the product exposes executable example code on a same-origin basis.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-749

Affected Products

Fedora Project
oss-project·USaka fedora
FedoraOn-premOS
Operating Systems / linux-distro
Fedora EPELOn-prem
Operating Systems / linux-distro
Nextcloud GmbH
commercial·DEaka nextcloud server, nextcloud calendar, nextcloud enterprise server
Nextcloud ServerSaaSSaaS Service
Cloud & SaaS / saas-application
Nextcloud Enterprise ServerSaaSSaaS Service
Cloud & SaaS / saas-application
ООО «Ред Софт»
commercial·RUaka red soft
РЕД ОСOn-premOS
Operating Systems / linux-distro
Nextcloud
oss-project·DEaka nextcloud server
NextcloudSaaSSaaS Service
Cloud & SaaS / saas-application

Exploitability

Official Patch Available
Is your org exposed to CVE-2025-59788?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-24wp-p865-7j4r
github.com
https://nextcloud.com
nextcloud.com
https://www.redteam-pentesting.de/en/advisories/rt-sa-2025-003/
redteam-pentesting.de
and 1 more references View all →

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2025-59788 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows