Authorization Bypass in Owen2345 Camaleon CMS Media Crop Handler
CVE-2026-102261

5.3MEDIUM

Key Information:

Vendor

Owen2345

Status
Camaleon Cms
Vendor
CVE Published:
29 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-102261?

A security flaw in Owen2345 Camaleon CMS versions up to 2.9.2 has been identified, specifically within the Media Crop Handler component. The issue arises from an improper manipulation of the saved_avatar argument in the crop function located in the media_controller.rb file. This vulnerability may enable unauthorized users to bypass the necessary authorization, potentially leading to unauthorized access. Remote attacks exploiting this flaw are possible, emphasizing the urgent need for affected users to upgrade to version 2.9.3, which includes a vital security patch (c143e145caa600947e70a240e87f2fed889149d3) to rectify this issue.

Affected Version(s)

Camaleon CMS 2.9.0

Camaleon CMS 2.9.1

Camaleon CMS 2.9.2

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-2026-102261
Created by 7acini

References

https://vuldb.com/vuln/411164
vdb-entrytechnical-description
https://vuldb.com/vuln/411164/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-102261
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
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

7acini (VulDB User)
VulDB Vulnerability Moderation Team
.