CVE-2018-3733
Path Traversal in crud-file-server
crud-file-server node module before 0.9.0 suffers from a Path Traversal vulnerability due to incorrect validation of url, which allows a malicious user to read content of any file with known path.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
crud-file-server node module before 0.9.0 suffers from a Path Traversal vulnerability due to incorrect validation of url, which allows a malicious user to read content of any file with known path.
- Record
CVE-2018-3733- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
CVE List No score
crud-file-server node module before 0.9.0 suffers from a Path Traversal vulnerability due to incorrect validation of url, which allows a malicious user to read content of any file with known path.
- Record
CVE-2018-3733- Weakness
- CWE-22
- Updated
- 2026-11-02
EUVDEUVD-2018-0326 No score
crud-file-server node module before 0.9.0 suffers from a Path Traversal vulnerability due to incorrect validation of url, which allows a malicious user to read content of any file with known path.
- Record
EUVD-2018-0326- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vfp9-gwrh-wq9g
Path Traversal in crud-file-server
Versions of crud-file-server prior to 0.9.0 are vulnerable to Path Traversal. The package fails to sanitize URLs, allowing attackers to access server files outside of the served folder using relative paths.
Recommendation
Upgrade to version 0.9.0 or later.
- Record
GHSA-vfp9-gwrh-wq9g- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
OSV
crud-file-server node module before 0.9.0 suffers from a Path Traversal vulnerability due to incorrect validation of url, which allows a malicious user to read content of any file with known path.
- Record
CVE-2018-3733- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVGHSA-vfp9-gwrh-wq9g
Path Traversal in crud-file-server
Versions of crud-file-server prior to 0.9.0 are vulnerable to Path Traversal. The package fails to sanitize URLs, allowing attackers to access server files outside of the served folder using relative paths.
Recommendation
Upgrade to version 0.9.0 or later.
- Record
GHSA-vfp9-gwrh-wq9g- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
crud-file-servernpm |
before 0.9.0 | 0.9.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-3733 is a high vulnerability (CVSS 7.5) in Crud-file-server Project Crud-file-server, published May 29, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.17%, the 82nd percentile. Fixed in crud-file-server 0.9.0.