Server-Side Request Forgery Vulnerability in o2oa Web Application
CVE-2026-7291

5.3MEDIUM

Key Information:

Vendor

o2oa

Status
O2oa
Vendor
CVE Published:
28 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-7291?

A vulnerability has been identified in the o2oa web application affecting the FileAction function within the FileAction.java component. This flaw allows an attacker to manipulate the fileUrl argument, which can lead to server-side request forgery (SSRF). This type of vulnerability enables an attacker to send unauthorized requests from the server, potentially exposing sensitive data or allowing further attacks on internal systems. The exploit for this vulnerability has been publicly disclosed, making it critical for users of affected versions to take immediate action.

Affected Version(s)

o2oa 10.0

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-2026-7291 - Proof of Concept

References

https://vuldb.com/vuln/359951
vdb-entrytechnical-description
https://vuldb.com/vuln/359951/cti
signaturepermissions-required
https://vuldb.com/submit/803073
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

larlarua (VulDB User)
VulDB CNA Team
.