CVE-2018-25353

HIGH EPSS 36.0%
Published May 23, 20261mo ago · Modified Jun 17, 20262w ago
8.7 CVSS 4.0
High
Find Similar
Published May 23, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

Description

Redaxo CMS Mediapool Addon 5.5.1 and older contains an arbitrary file upload vulnerability that allows authenticated users to bypass file extension blacklist restrictions. Attackers with editor accounts can upload executable files by using obfuscated extensions like php71 or php53 to evade the blacklist filter and execute arbitrary code.

CVSS Details

Base Score
8.7
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
36.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-863 Incorrect Authorization Authorization

References 4

  • redaxo.org https://redaxo.org
  • redaxo.org https://redaxo.org/download/redaxo/5.5.1.zip
  • exploit-db.com https://www.exploit-db.com/exploits/44891
  • vulncheck.com https://www.vulncheck.com/advisories/redaxo-cms-mediapool-addon-arbitrary-file-upload

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.