Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2025-66551

Nextcloud Tables allows you to create your own tables with individual columns. Prior to 0.8.6 and 0.9.3, a malicious user was able to create their own table and then move a column to a victims table. This vulnerability is fixed in 0.8.6 and 0.9.3.

Published

2025-12-05T18:15:58.300

Last Modified

2025-12-09T17:07:34.003

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 6.3 (MEDIUM)

Weaknesses

Type: Secondary
CWE-639

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	nextcloud	tables	< 0.8.6	Yes
Application	nextcloud	tables	< 0.9.3	Yes

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-w787-vwqp-8wr7 Vendor Advisory ([email protected])
https://github.com/nextcloud/tables/commit/39f24a62fb41fd7a8bda65325f8bbafdc91c731c Patch ([email protected])
https://github.com/nextcloud/tables/pull/1810 Issue Tracking, Patch ([email protected])
https://hackerone.com/reports/3137895 Issue Tracking, Vendor Advisory ([email protected])