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owen2345 Camaleon CMS Media Crop media_controller.rb crop authorization

Priority MEDIUM 57CWE-285Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
None · Low · Low
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-285.

Summary

A flaw has been found in owen2345 Camaleon CMS up to 2.9.2. Impacted is the function crop of the file app/controllers/camaleon_cms/admin/media_controller.rb of the component Media Crop Handler. This manipulation of the argument saved_avatar causes authorization bypass. The attack may be initiated remotely. The exploit has been published and may be used. Upgrading to version 2.9.3 is recommended to address this issue. Patch name: c143e145caa600947e70a240e87f2fed889149d3. It is suggested to upgrade the affected component.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00297 22nd percentileScored 2026-11-07
Fix Fixed Camaleon CMS (owen2345): 2.9.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
owen2345Camaleon CMS2.9.0; 2.9.1; 2.9.22.9.3Patch availableCNA
  • Camaleon CMS Vendorowen2345 Affected 2.9.0; 2.9.1; 2.9.2 Fixed in 2.9.3 Patch available CNA

CPE names CNA · 1

CPEVersionsRoleVendor
cpe:2.3:a:owen2345:camaleon_cms:*:*:*:*:*:*:*:*———
  • cpe:2.3:a:owen2345:camaleon_cms:*:*:*:*:*:*:*:* Versions — — ·—

Remediation

  • Fix · CNA Camaleon CMS (owen2345) Fixed in 2.9.3

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-102261
  2. 2026-10-03 Alias added: GHSA-fgph-j4q2-h2m4

References

  • TI-2023-14148 Camaleon CMS v2.7.0 was discovered to contain a Server-Side Template Injection (SSTI)… CVSS 3.1CRITICAL 9.8
  • TI-2024-31375 Arbitrary file write leading to RCE in Camaleon CMS CVSS 3.1CRITICAL 10.0
  • TI-2026-47396 Camaleon CMS 2.1.1 - 2.9.1 Authenticated RCE via select_eval Custom Field CVSS 4.0HIGH 8.7
  • TI-2021-07976 Camaleon CMS - Insufficient Session Expiration after Password Change CVSS 3.1HIGH 8.8
  • TI-2024-31376 Arbitrary path traversal in Camaleon CMS CVSS 3.1HIGH 7.7
  • TI-2026-51449 CamaleonCMS Missing Authorization via Plugin Administration Endpoints CVSS 4.0HIGH 7.2
See all 26 →

Sources