CVE-2021-37305
HighExploitedPublic exploitInsecure Permissions issue in jeecg-boot
Published Feb 3, 2023 · Updated Aug 27, 2026 · Also known as GHSA-4f48-qpch-4ppx
Key Facts
Patch immediately- CVE-2021-37305 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting Jeecg, org.jeecgframework.boot:jeecg-boot-base (maven).
- It is exploited in the wild, listed in Industry KEV feed since Oct 31, 2025. Public exploit code is available.
- EPSS estimates a 3.5% probability of exploitation in the next 30 days.
- Fixed versions are available, including Jeecg <=2.4.5, Jeecg 2.4.5.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS (30-day exploit likelihood)
3.5%
Higher than 89.0% of all scored CVEs
Exploited in the wild
Yes
1 catalog listing
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2021-37305 brief as a PDF
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Description
An Insecure Permissions issue in jeecg-boot 2.4.5 and earlier allows remote attackers to gain escalated privilege and view sensitive information via api uri: /sys/user/querySysUser?username=admin.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| Industry KEV feed | Oct 31, 2025 | n/a | Not reported |
Required action: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| JeecgJeecg | See advisory | 2.4.5 |
| org.jeecgframework.boot:jeecg-boot-basemaven | See advisory | n/a |
Patched Releases
Jeecg
<=2.4.5
Timeline
Publicly disclosed
Feb 3, 2023
Added to Industry KEV feed
Oct 31, 2025
Last updated
Aug 27, 2026
Weakness Type
- CWE-732 Incorrect Permission Assignment for Critical Resource
References
FAQ
Common Questions.
An Insecure Permissions issue in jeecg-boot 2.4.5 and earlier allows remote attackers to gain escalated privilege and view sensitive information via api uri: /sys/user/querySysUser?username=admin.
Affected: Jeecg; org.jeecgframework.boot:jeecg-boot-base (maven). The full list is in the CVE brief.
It is exploited in the wild, listed in Industry KEV feed since Oct 31, 2025.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Jeecg <=2.4.5, Jeecg 2.4.5.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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