Vulnerability · Published Jun 1, 2026 · Assigned by GitHub_M
CVE-2026-45277Nextcloud: Information disclosure in Nextcloud Approval app via fileId parameter reveals workflow associations
Low 3.3
In plain English
A low-severity information exposure in security-advisories from nextcloud. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities).
Severity (CVSS 3.1)3.3Low
Exploit odds (30 days)0.1%top 97.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| nextcloud | security-advisories | < 2.7.2 |
Weakness: CWE-200 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
References
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-h7gm-vgxr-9hcw x_refsource_CONFIRM
- https://github.com/nextcloud/approval/pull/356 x_refsource_MISC
- https://hackerone.com/reports/3475210 x_refsource_MISC