CVE-2021-39316

HIGHNVD 7.59.0▲Elevated

7.5

The Zoomsounds plugin <= 6.45 for WordPress allows arbitrary files, including sensitive configuration files such as wp-config.php, to be downloaded via the dzsap_download action using directory traversal in the link parameter.

CVSS v3: 7.5
EG Score: 9.0(high)
EPSS: 99.8%
KEV: Not listed

Published

August 31, 2021

Last Modified

November 21, 2024

References (4)

security@wordfencehttp://packetstormsecurity.com/files/165146/WordPress-DZS-Zoomsounds-6.45-Arbitrary-File-Read.html
security@wordfencehttps://www.wordfence.com/vulnerability-advisories/#CVE-2021-39316
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/165146/WordPress-DZS-Zoomsounds-6.45-Arbitrary-File-Read.html
af854a3a-2127-422b-91ae-364da2661108https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39316

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 2× in last 7d / 9× 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.

2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 11:15 UTCEG score recompute
2026-05-26 11:15 UTCGHSA enrichment
2026-05-26 11:15 UTCEG score recompute
2026-05-26 11:15 UTCGHSA enrichment

Publicly available exploits

(2 references)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-50564
First seen Dec 3, 2021
WordPress Plugin DZS Zoomsounds 6.45 - Arbitrary File Read (Unauthenticated)
Open source ↗
Nucleihttp/cves/2021/CVE-2021-39316.yaml
First seen Jan 1, 2021
WordPress DZS Zoomsounds <=6.50 - Local File Inclusion
Open source ↗

Frequently asked(5)

What is CVE-2021-39316?

CVE-2021-39316 is a high vulnerability published on August 31, 2021. The Zoomsounds plugin <= 6.45 for WordPress allows arbitrary files, including sensitive configuration files such as wp-config.php, to be downloaded via the dzsap_download action using directory traversal in the link parameter.

When was CVE-2021-39316 disclosed?

CVE-2021-39316 was first published in the National Vulnerability Database on August 31, 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-2021-39316 actively exploited?

CVE-2021-39316 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-39316?

CVE-2021-39316 has a CVSS v3 base score of 7.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.

How do I remediate CVE-2021-39316?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-39316, 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

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CVE-2021-39316

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(2)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-39316?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)