Insecure Direct Object Reference Vulnerability in sysPass by Caycon
CVE-2026-65708

8.6HIGH

Key Information:

Vendor

Nuxsmin

Status
Syspass
Vendor
CVE Published:
24 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-65708?

The sysPass application version 3.2.11 has a vulnerability that enables authenticated users to exploit insecure direct object references. By manipulating file IDs through various actions such as download, view, delete, upload, and list, attackers can gain unauthorized access to account file attachments. This issue arises from inadequate authorization checks in the AccountFileController, effectively bypassing established access controls and putting sensitive data at risk.

Affected Version(s)

sysPass 0 <= 3.2.11

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-2026-65708 - Proof of Concept

References

https://github.com/Caycon/cve-advisories/blob/main/2026/s...
technical-descriptionexploit
https://www.vulncheck.com/advisories/syspass-insecure-dir...
third-party-advisory

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
None
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

ByteMe.Red
.