CVE-2021-24966

MEDIUMNVD 4.94.9—Elevated

4.9

The Error Log Viewer WordPress plugin through 1.1.1 does not validate the path of the log file to clear, allowing high privilege users to clear arbitrary files on the web server, including those outside of the blog folder

CVSS v3: 4.9
EG Score: 4.9(medium)
EPSS: 90.5%
KEV: Not listed

Published

March 14, 2022

Last Modified

November 21, 2024

References (2)

contact@wpscanhttps://wpscan.com/vulnerability/166a4f88-4f0c-4bf4-b624-5e6a02e21fa0
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/166a4f88-4f0c-4bf4-b624-5e6a02e21fa0

Weakness Classification(1)

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

CWE-73

Data Freshness Timeline

(refreshed 11× in last 7d / 17× 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
2026-06-02 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
2026-05-29 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 01:42 UTCEG score recompute
2026-05-26 01:42 UTCGHSA enrichment
2026-05-24 16:49 UTCepss_batch

Publicly available exploits

(1 reference)

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-50746
First seen Feb 16, 2022
WordPress Plugin Error Log Viewer 1.1.1 - Arbitrary File Clearing (Authenticated)
Open source ↗

Frequently asked(5)

What is CVE-2021-24966?

CVE-2021-24966 is a medium vulnerability published on March 14, 2022. The Error Log Viewer WordPress plugin through 1.1.1 does not validate the path of the log file to clear, allowing high privilege users to clear arbitrary files on the web server, including those outside of the blog folder

When was CVE-2021-24966 disclosed?

CVE-2021-24966 was first published in the National Vulnerability Database on March 14, 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-2021-24966 actively exploited?

CVE-2021-24966 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 90.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-24966?

CVE-2021-24966 has a CVSS v3 base score of 4.9 (NVD).

How do I remediate CVE-2021-24966?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-24966, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2021-24966

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