CVE-2021-24216

HIGHNVD 7.27.2—

7.2

The All-in-One WP Migration WordPress plugin before 7.41 does not validate uploaded files' extension, which allows administrators to upload PHP files on their site, even on multisite installations.

CVSS v3: 7.2
EG Score: 7.2(medium)
EPSS: 75.6%
KEV: Not listed

Published

March 7, 2022

Last Modified

November 21, 2024

References (4)

contact@wpscanhttps://plugins.trac.wordpress.org/changeset/2516181#file8
contact@wpscanhttps://wpscan.com/vulnerability/87c6052c-2628-4987-a9a3-a03b5ca1e083
af854a3a-2127-422b-91ae-364da2661108https://plugins.trac.wordpress.org/changeset/2516181#file8
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/87c6052c-2628-4987-a9a3-a03b5ca1e083

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 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
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 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 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
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
2026-05-26 02:08 UTCEG score recompute
2026-05-26 02:08 UTCGHSA enrichment
2026-05-24 16:49 UTCepss_batch

Frequently asked(5)

What is CVE-2021-24216?

CVE-2021-24216 is a high vulnerability published on March 7, 2022. The All-in-One WP Migration WordPress plugin before 7.41 does not validate uploaded files' extension, which allows administrators to upload PHP files on their site, even on multisite installations.

When was CVE-2021-24216 disclosed?

CVE-2021-24216 was first published in the National Vulnerability Database on March 7, 2022, 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-2021-24216 actively exploited?

CVE-2021-24216 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 75.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-24216?

CVE-2021-24216 has a CVSS v3 base score of 7.2 (NVD).

How do I remediate CVE-2021-24216?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-24216, 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-2021-24216

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-24216?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

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