UpHeron
All vulnerabilities

Servers and applications

CVE-2025-59788

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…

Severity
Medium 5.4
Published
4 Dec 2025
Last changed
18 Oct 2026
Added to UpHeron
21 Oct 2026
Fixed in
27.1.11.20, 28.0.14.11, 29.0.16.8, 30.0.17, 31.0.10, 32.0.1
Sources
NVD

Affected software

SoftwareAffected versions
NextcloudServers and applications · cpe:a:nextcloud:nextcloud_server
  • From 32.0.0 before 32.0.1
  • From 31.0.0 before 31.0.10
  • From 30.0.0 before 30.0.17
  • From 29.0.0 before 29.0.16.8
All 11 release lines
  • From 22.0.0 before 22.2.10.33
  • From 23.0.0 before 23.0.12.29
  • From 24.0.0 before 24.0.12.28
  • From 25.0.0 before 25.0.13.23
  • From 26.0.0 before 26.0.13.20
  • From 27.0.0 before 27.1.11.20
  • From 28.0.0 before 28.0.14.11
  • From 29.0.0 before 29.0.16.8
  • From 30.0.0 before 30.0.17
  • From 31.0.0 before 31.0.10
  • From 32.0.0 before 32.0.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-59788
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-59788