CVE-2026-45277

Nextcloud: Information disclosure in Nextcloud Approval app via fileId parameter reveals workflow associations

CVSS 3.3 LOWEPSS 0.1%CWE-200

Nextcloud is an open source content collaboration platform. Prior to version 2.7.2, authenticated users can check if arbitrary files are associated with specific approval workflows where they can request approval. This issue has been patched in version 2.7.2.

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

Affected products

nextcloud · security-advisories

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References

https://github.com/nextcloud/approval/pull/356 https://github.com/nextcloud/security-advisories/security/advisories/GHSA-h7gm-vgxr-9hcw https://hackerone.com/reports/3475210