Server-Side Request Forgery Vulnerability in JeecgBoot 3.9.0
CVE-2026-2945

5.3MEDIUM

Key Information:

Vendor

Jeecg

Status
Jeecgboot
Vendor
CVE Published:
22 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-2945?

A critical security weakness has been found in JeecgBoot version 3.9.0, specifically in the file located at /sys/common/uploadImgByHttp. This vulnerability allows attackers to exploit the system through manipulated arguments of the 'fileUrl'. Such exploitation could lead to server-side request forgery attacks, which can be conducted remotely. The exploit for this vulnerability has been publicly disclosed, posing a significant risk. Despite early notifications to the vendor regarding this issue, no response has been received.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

JeecgBoot 3.9.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-2945 - Proof of Concept

References

https://vuldb.com/?id.347315
vdb-entrytechnical-description
https://vuldb.com/?ctiid.347315
signaturepermissions-required
https://vuldb.com/?submit.754590
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Saul1213 (VulDB User)
JSON
.