CVE-2018-18831 json
Path Traversal in minsoft:ms-mcms
published 2018-10-30 8 y ago modified 2026-06-17 4 mo ago also GHSA-7hjp-97g3-rq93 , EUVD-2018-0735
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.5%
- EPSS 1.5% chance of exploitation in 30 days, percentile 75%
- public exploits
- 0
- none known
Summary
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.
Exploit prediction
1.54% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
| GitHub | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | net.mingsoft:ms-mcms | <=4.6.5 |
no fix listed |
Classification
- Weakness
-
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory
References
-
gitee.com
/mingSoft/MCMS/issues/IO0K0
web, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-18831
advisory
-
github.com
/advisories/GHSA-7hjp-97g3-rq93
advisory
Sources
- CVE List CVE-2018-18831
- GitHub Advisory GHSA-7hjp-97g3-rq93
- NVD CVE-2018-18831
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