CVE-2024-22402
Improper handling of request URLs in Nextcloud Guests app allows guest users to bypass app allowlist
- Published
- Updated
- Reserved
- Assigned by
- GitHub_M
Description
Nextcloud guests app is a utility to create guest users which can only see files shared with them. In affected versions users were able to load the first page of apps they were actually not allowed to access. Depending on the selection of apps installed this may present a permissions bypass. It is recommended that the Guests app is upgraded to 2.4.1, 2.5.1 or 3.0.1. There are no known workarounds for this vulnerability.
Timeline
ID reserved
By GitHub_M
- 8 days later
· 8 days later
Published
- 17 months later
· 17 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | Medium5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |
| NVDNVD · Modified | 3.1 | Medium5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.51% · top 56% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.4.
Weakness
Affected products
nextcloud · security-advisories
- affected >= 2.4.0, < 2.4.1
- affected >= 2.5.0, < 2.5.1
- affected >= 3.0.0, < 3.0.1
References (3)
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-v3qw-7vgv-2fxj (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/nextcloud/guests/pull/1082 (opens in a new tab)x_refsource_MISCx_transferred
- https://hackerone.com/reports/2251074 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2024-22402)Record last updated .