CVE-2020-12077

HIGHNVD 8.88.8—Elevated

8.8

The mappress-google-maps-for-wordpress plugin before 2.53.9 for WordPress does not correctly implement AJAX functions with nonces (or capability checks), leading to remote code execution.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 97.9%
KEV: Not listed

Published

April 23, 2020

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://wordpress.org/plugins/mappress-google-maps-for-wordpress/#developers
cve@mitrehttps://www.wordfence.com/blog/2020/04/critical-vulnerabilities-patched-in-mappress-maps-plugin/
af854a3a-2127-422b-91ae-364da2661108https://wordpress.org/plugins/mappress-google-maps-for-wordpress/#developers
af854a3a-2127-422b-91ae-364da2661108https://www.wordfence.com/blog/2020/04/critical-vulnerabilities-patched-in-mappress-maps-plugin/

Weakness Classification(1)

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

CWE-434Unrestricted Upload of File with Dangerous Type

Data Freshness Timeline

(refreshed 11× in last 7d / 18× 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.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
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2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 04:23 UTCEG score recompute
2026-05-27 04:23 UTCGHSA enrichment
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2020-12077?

CVE-2020-12077 is a high vulnerability published on April 23, 2020. The mappress-google-maps-for-wordpress plugin before 2.53.9 for WordPress does not correctly implement AJAX functions with nonces (or capability checks), leading to remote code execution.

When was CVE-2020-12077 disclosed?

CVE-2020-12077 was first published in the National Vulnerability Database on April 23, 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-2020-12077 actively exploited?

CVE-2020-12077 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 97.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-12077?

CVE-2020-12077 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2020-12077?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-12077, 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-2020-12077

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-12077?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)