CVE-2021-40639
Summary
| CVE | CVE-2021-40639 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-09-15 22:15:10 UTC |
| Updated | 2026-07-09 01:17:01 UTC |
| Description | Improper access control in Jfinal CMS 5.1.0 allows attackers to access sensitive information via /classes/conf/db.properties&config=filemanager.config.js. |
Risk And Classification
Primary CVSS: v3.1 7.5 HIGH from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS: 0.011880000 probability, percentile 0.642440000 (date 2026-07-12)
Problem Types: CWE-668 | CWE-863 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| 2.0 | [email protected] | Primary | 5 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
NoneAvailability
NoneCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
PartialIntegrity
NoneAvailability
NoneAV:N/AC:L/Au:N/C:P/I:N/A:N
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Jflyfox | Jfinal Cms | 5.1.0 | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| GitHub - jflyfox/jfinal_cms: jfinal cms是一个java开发的功能强大的信息咨询网站，采用了简洁强大的JFinal作为web框架，模板引擎用的是beetl，数据库用mysql，前端bootstrap框架。支持oauth2认证、帐号注册、密码加密、评论及回复，消息提示，网站访问量统计，文章评论数和浏览量统计，回复管理，支持权限管理。后台模块包含：栏目管理，栏目公告，栏目滚动图片，文章管理，回复管理，意见反馈，我的相册，相册管理，图片管理，专辑管理、视频管理、缓存更新，友情链接，访问统计，联系人管理，模板管理，组织机构管理，用户管理，角色管理，菜单管理，数据字典管理。 | af854a3a-2127-422b-91ae-364da2661108 | github.com | Product, Third Party Advisory |
| File reading · Issue #27 · jflyfox/jfinal_cms · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | Exploit, Issue Tracking, Third Party Advisory |
| jfinalcms.com | MITRE | jfinalcms.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.