CVE-2018-18891 json
MiniCMS 1.10 allows file deletion via /mc-admin/post.php?state=delete&delete= because the authentication check occurs too late.
published 2018-11-01 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-10602
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 67%
- public exploits
- 0
- none known
Summary
MiniCMS 1.10 allows file deletion via /mc-admin/post.php?state=delete&delete= because the authentication check occurs too late.
Exploit prediction
1.18% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/AvaterXXX/MiniCms/blob/master/Authentication%20and%20Information%20Exposure.md#authentication-vulnerability referenced PoC, tagged "exploit" by a source, unverified
- patec.cn https://www.patec.cn/newsshow.php?cid=24&id=135 referenced PoC, tagged "exploit" by a source, unverified
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 | 6.4 | AV:N/AC:L/Au:N/C:N/I:P/A:P |
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
github.com
/AvaterXXX/MiniCms/blob/master/Authentication%20and%20Information%20Exposure.md#authentication-vulnerability
exploit, third-party-advisory
-
patec.cn
/newsshow.php?cid=24&id=135
exploit, third-party-advisory
Sources
- CVE List CVE-2018-18891
- NVD CVE-2018-18891
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.