CVE-2021-40651
OS4Ed OpenSIS Community 8.0 is vulnerable to a local file inclusion vulnerability in Modules.php ...
OS4Ed OpenSIS Community 8.0 is vulnerable to a local file inclusion vulnerability in Modules.php (modname parameter), which can disclose arbitrary file from the server's filesystem as long as the application has access to the file.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
OS4Ed OpenSIS Community 8.0 is vulnerable to a local file inclusion vulnerability in Modules.php (modname parameter), which can disclose arbitrary file from the server's filesystem as long as the application has access to the file.
- Record
CVE-2021-40651- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
CVE List No score
OS4Ed OpenSIS Community 8.0 is vulnerable to a local file inclusion vulnerability in Modules.php (modname parameter), which can disclose arbitrary file from the server's filesystem as long as the application has access to the file.
- Record
CVE-2021-40651- Updated
- 2026-11-02
EUVDEUVD-2021-27825 No score
OS4Ed OpenSIS Community 8.0 is vulnerable to a local file inclusion vulnerability in Modules.php (modname parameter), which can disclose arbitrary file from the server's filesystem as long as the application has access to the file.
- Record
EUVD-2021-27825- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7g4r-gjr5-j9m7 No score
OS4Ed OpenSIS Community 8.0 is vulnerable to a local file inclusion vulnerability in Modules.php ...
OS4Ed OpenSIS Community 8.0 is vulnerable to a local file inclusion vulnerability in Modules.php (modname parameter), which can disclose arbitrary file from the server's filesystem as long as the application has access to the file.
- Record
GHSA-7g4r-gjr5-j9m7- Weakness
- CWE-22
- Updated
- 2026-11-02
OSV
OS4Ed OpenSIS Community 8.0 is vulnerable to a local file inclusion vulnerability in Modules.php (modname parameter), which can disclose arbitrary file from the server's filesystem as long as the application has access to the file.
- Record
CVE-2021-40651- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | OpenSIS 8.0 'modname' - Directory Traversal | 2021-09-03 |
| Nuclei | OS4Ed OpenSIS Community 8.0 - Local File Inclusion |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Nuclei, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40651 is a medium vulnerability (CVSS 6.5) in Os4ed Opensis, published September 29, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 17.9%, the 97th percentile. No source names a fixed version.