CVE-2021-39459

HIGHNVD 7.27.2—

7.2

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.

CVSS v3: 7.2
EG Score: 7.2(medium)
EPSS: 93.2%
KEV: Not listed

Published

September 9, 2021

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://github.com/evildrummer/CVE-2021-XYZ
cve@mitrehttps://github.com/evildrummer/MyOwnCVEs/tree/main/CVE-2021-39459
af854a3a-2127-422b-91ae-364da2661108https://github.com/evildrummer/CVE-2021-XYZ
af854a3a-2127-422b-91ae-364da2661108https://github.com/evildrummer/MyOwnCVEs/tree/main/CVE-2021-39459

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-78OS Command Injection

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2021-39459?

CVE-2021-39459 is a high vulnerability published on September 9, 2021. 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.

When was CVE-2021-39459 disclosed?

CVE-2021-39459 was first published in the National Vulnerability Database on September 9, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-39459 actively exploited?

CVE-2021-39459 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 93.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-39459?

CVE-2021-39459 has a CVSS v3 base score of 7.2 (NVD).

How do I remediate CVE-2021-39459?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-39459, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2021-39459

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-39459?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)