CVE-2021-39459

Redaxo vulnerability

CVSS

7.2

EPSS

4.9%

EPSS pct

91th

Exploited

No known

Remote code execution in the modules component in Yakamara Media Redaxo CMS version 5.12.1 allows an authenticated CMS user to execute code on the hosting system via a module containing malicious PHP code.

Affected vendor

Redaxo

Affected product

Redaxo

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)

CWE-78 — OS Command Injection

Published

2021-09-09

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring high privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 4.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2021-39459

Confirm whether Redaxo Redaxo is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2021-39459.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2021-39459

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2021-39459 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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