CVE-2020-9455

MEDIUMNVD 4.34.3

4.3

The RegistrationMagic plugin through 4.6.0.3 for WordPress allows remote authenticated users (with minimal privileges) to send arbitrary emails on behalf of the site via class_rm_user_services.php send_email_user_view.

CVSS v3: 4.3
EG Score: 4.3(low)
EPSS: 43.1%
KEV: Not listed

Published

March 6, 2020

Last Modified

November 21, 2024

References (6)

cve@mitrehttps://wordpress.org/plugins/custom-registration-form-builder-with-submission-manager/#developers
cve@mitrehttps://wpvulndb.com/vulnerabilities/10116
cve@mitrehttps://www.wordfence.com/blog/2020/03/multiple-vulnerabilities-patched-in-registrationmagic-plugin/
af854a3a-2127-422b-91ae-364da2661108https://wordpress.org/plugins/custom-registration-form-builder-with-submission-manager/#developers
af854a3a-2127-422b-91ae-364da2661108https://wpvulndb.com/vulnerabilities/10116
af854a3a-2127-422b-91ae-364da2661108https://www.wordfence.com/blog/2020/03/multiple-vulnerabilities-patched-in-registrationmagic-plugin/

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 10× 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.

2026-06-04 13:10 UTCepss_batch
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2026-05-29 13:42 UTCepss_batch
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2026-05-26 07:17 UTCepss_batch
2026-05-23 03:31 UTCEG score recompute
2026-05-23 03:31 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2020-9455?

CVE-2020-9455 is a medium vulnerability published on March 6, 2020. The RegistrationMagic plugin through 4.6.0.3 for WordPress allows remote authenticated users (with minimal privileges) to send arbitrary emails on behalf of the site via classrmuserservices.php sendemailuserview.

When was CVE-2020-9455 disclosed?

CVE-2020-9455 was first published in the National Vulnerability Database on March 6, 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-2020-9455 actively exploited?

CVE-2020-9455 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 43.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-9455?

CVE-2020-9455 has a CVSS v3 base score of 4.3 (NVD). The EG score is currently aggregating — additional source signals are being incorporated as they become available..

How do I remediate CVE-2020-9455?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-9455, 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-2020-9455

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-9455?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (6)

Frequently asked(5)

Related CVEs(same CWE)