CVE-2021-24639

HIGHNVD 8.18.1—

8.1

The OMGF WordPress plugin before 4.5.4 does not enforce path validation, authorisation and CSRF checks in the omgf_ajax_empty_dir AJAX action, which allows any authenticated users to delete arbitrary files or folders on the server.

CVSS v3: 8.1
EG Score: 8.1(medium)
EPSS: 61.3%
KEV: Not listed

Published

September 20, 2021

Last Modified

November 21, 2024

References (2)

contact@wpscanhttps://wpscan.com/vulnerability/1ada2a96-32aa-4e37-809c-705db6026e0b
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/1ada2a96-32aa-4e37-809c-705db6026e0b

Weakness Classification(3)

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
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
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2026-05-31 22:29 UTCepss_batch
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2026-05-31 00:15 UTCepss_batch
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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 10:11 UTCEG score recompute
2026-05-26 10:11 UTCGHSA enrichment
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-24 16:49 UTCepss_batch

Frequently asked(5)

What is CVE-2021-24639?

CVE-2021-24639 is a high vulnerability published on September 20, 2021. The OMGF WordPress plugin before 4.5.4 does not enforce path validation, authorisation and CSRF checks in the omgfajaxempty_dir AJAX action, which allows any authenticated users to delete arbitrary files or folders on the server.

When was CVE-2021-24639 disclosed?

CVE-2021-24639 was first published in the National Vulnerability Database on September 20, 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-2021-24639 actively exploited?

CVE-2021-24639 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 61.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-24639?

CVE-2021-24639 has a CVSS v3 base score of 8.1 (NVD).

How do I remediate CVE-2021-24639?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-24639, 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-2021-24639

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(3)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-24639?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)