CVE-2018-18831
Path Traversal in minsoft:ms-mcms
An issue was discovered in com\mingsoft\cms\action\GeneraterAction.java in MCMS 4.6.5. An attacker can write a .jsp file (in the position parameter) to an arbitrary directory via a ../ Directory Traversal in the url parameter.
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
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in com\mingsoft\cms\action\GeneraterAction.java in MCMS 4.6.5. An attacker can write a .jsp file (in the position parameter) to an arbitrary directory via a ../ Directory Traversal in the url parameter.
- Record
CVE-2018-18831- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in com\mingsoft\cms\action\GeneraterAction.java in MCMS 4.6.5. An attacker can write a .jsp file (in the position parameter) to an arbitrary directory via a ../ Directory Traversal in the url parameter.
- Record
CVE-2018-18831- Updated
- 2026-11-02
EUVDEUVD-2018-0735 No score
An issue was discovered in com\mingsoft\cms\action\GeneraterAction.java in MCMS 4.6.5. An attacker can write a .jsp file (in the position parameter) to an arbitrary directory via a ../ Directory Traversal in the url parameter.
- Record
EUVD-2018-0735- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7hjp-97g3-rq93
Path Traversal in minsoft:ms-mcms
An issue was discovered in com\mingsoft\cms\action\GeneraterAction.java in MCMS 4.6.5. An attacker can write a .jsp file (in the position parameter) to an arbitrary directory via a ../ Directory Traversal in the url parameter.
- Record
GHSA-7hjp-97g3-rq93- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
OSVGHSA-7hjp-97g3-rq93
Path Traversal in minsoft:ms-mcms
An issue was discovered in com\mingsoft\cms\action\GeneraterAction.java in MCMS 4.6.5. An attacker can write a .jsp file (in the position parameter) to an arbitrary directory via a ../ Directory Traversal in the url parameter.
- Record
GHSA-7hjp-97g3-rq93- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
net.mingsoft:ms-mcmsMaven |
through 4.6.5 | None known |
net.mingsoft:ms-mcmsMaven |
through 4.6.5, plus listed versions 4.6.3-SNAPSHOTS |
None known |
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-2018-18831 is a high vulnerability (CVSS 7.5) in Mingsoft Mcms, published October 30, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.54%, the 75th percentile. No source names a fixed version.