High 8.8Published May 23, 2026

CVE-2018-25353Redaxo CMS Mediapool Addon 5.5.1 Arbitrary File Upload

Updated under an hour ago (Oct 25, 2026, 9:00 PM ET)

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It affects Redaxo CMS Mediapool. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Redaxo CMS Mediapool

Exploited in the last 30 days

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: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-863
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: May 26, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Redaxo Redaxo CMS Mediapool redaxo:cms_mediapool (from the name)	through 5.5.1	CNA record

References

https://www.exploit-db.com/exploits/44891exploit
https://redaxo.orgproduct
https://redaxo.org/download/redaxo/5.5.1.zipproduct
https://www.vulncheck.com/advisories/redaxo-cms-mediapool-addon-arbitrary-file-uploadthird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.