CVE-2013-4211

CRITICALNVD 9.89.8—

9.8

A Code Execution Vulnerability exists in OpenX Ad Server 2.8.10 due to a backdoor in flowplayer-3.1.1.min.js library, which could let a remote malicious user execute arbitrary PHP code

CVSS v3: 9.8
EG Score: 9.8(high)
EPSS: 99.5%
KEV: Not listed

Published

February 14, 2020

Last Modified

November 21, 2024

References (10)

secalert@redhathttp://www.exploit-db.com/exploits/27529
secalert@redhathttp://www.openwall.com/lists/oss-security/2013/08/07/2
secalert@redhathttp://www.securityfocus.com/bid/61650
secalert@redhathttps://exchange.xforce.ibmcloud.com/vulnerabilities/86259
secalert@redhathttps://packetstormsecurity.com/files/cve/CVE-2013-4211
af854a3a-2127-422b-91ae-364da2661108http://www.exploit-db.com/exploits/27529
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2013/08/07/2
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/61650
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/86259
af854a3a-2127-422b-91ae-364da2661108https://packetstormsecurity.com/files/cve/CVE-2013-4211

Weakness Classification(1)

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

CWE-94Improper Control of Generation of Code (Code Injection)

Data Freshness Timeline

(refreshed 4× in last 7d / 4× 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.

2026-05-27 07:38 UTCEG score recompute
2026-05-27 07:38 UTCGHSA enrichment
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch

Frequently asked(5)

What is CVE-2013-4211?

CVE-2013-4211 is a critical vulnerability published on February 14, 2020. A Code Execution Vulnerability exists in OpenX Ad Server 2.8.10 due to a backdoor in flowplayer-3.1.1.min.js library, which could let a remote malicious user execute arbitrary PHP code

When was CVE-2013-4211 disclosed?

CVE-2013-4211 was first published in the National Vulnerability Database on February 14, 2020, 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-2013-4211 actively exploited?

CVE-2013-4211 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2013-4211?

CVE-2013-4211 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2013-4211?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2013-4211, 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.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2013-4211

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CVE-2013-4211

📅 Published

🔄 Last Modified

🔗 References (10)