HexBrain

Nextcloud · Report #3249624

Path Traversal Vulnerability in Nextcloud Tables Enables Arbitrary File Exfiltration of Any Files Supported by PhpSpreadsheet Library

Validstatus
mediumseverity
63upvotes
16 Oct 2025disclosed

Summary

Security advisory at https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wpp5-4w35-pxq6

How it was found

The write-up for this report has not been downloaded yet, or the program disclosed it without one. Read it on HackerOne.

This report was disclosed publicly on HackerOne and belongs to its author and the program. See the original