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Vulnerability record · CVE-2025-66513 · published 5 December 2025

CVE-2025-66513: Nextcloud tables insecure direct object reference vulnerability

Nextcloud · Tables

Nextcloud Tables allows you to create your own tables with individual columns. Prior to 0.8.9, 0.9.6, and 1.0.1, the information which table (numeric ID) is shared with which groups or users and the respective permissions was not limited to privileged users. This vulnerability is fixed in 0.8.9, 0.9.6, and 1.0.1.

5.3 CVSS 3.1 Medium EPSS 0.30% · top 80.1% CWE-639 · Insecure direct object reference
5.3CVSS 3.1 base score
0.30%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Nextcloud Tables allows you to create your own tables with individual columns. Prior to 0.8.9, 0.9.6, and 1.0.1, the information which table (numeric ID) is shared with which groups or users and the respective permissions was not limited to privileged users. This vulnerability is fixed in 0.8.9, 0.9.6, and 1.0.1.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2cwj-qp49-4xfw PatchVendor Advisory
https://github.com/nextcloud/tables/commit/b92b9560b1e70a02b103a7aeb9e22e2ab5231873 Patch
https://github.com/nextcloud/tables/pull/2148 Issue TrackingPatch
https://hackerone.com/reports/3334165 Issue TrackingVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-66513), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.