CVE-2020-35773

HIGHNVD 8.88.8—

8.8

The site-offline plugin before 1.4.4 for WordPress lacks certain wp_create_nonce and wp_verify_nonce calls, aka CSRF.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 33.2%
KEV: Not listed

Published

December 29, 2020

Last Modified

November 21, 2024

References (10)

cve@mitrehttps://advisory.checkmarx.net/advisory/CX-2020-4292
cve@mitrehttps://developer.wordpress.org/reference/functions/wp_create_nonce/
cve@mitrehttps://developer.wordpress.org/reference/functions/wp_verify_nonce/
cve@mitrehttps://plugins.trac.wordpress.org/changeset/2445009/
cve@mitrehttps://wordpress.org/plugins/site-offline/#developers
af854a3a-2127-422b-91ae-364da2661108https://advisory.checkmarx.net/advisory/CX-2020-4292
af854a3a-2127-422b-91ae-364da2661108https://developer.wordpress.org/reference/functions/wp_create_nonce/
af854a3a-2127-422b-91ae-364da2661108https://developer.wordpress.org/reference/functions/wp_verify_nonce/
af854a3a-2127-422b-91ae-364da2661108https://plugins.trac.wordpress.org/changeset/2445009/
af854a3a-2127-422b-91ae-364da2661108https://wordpress.org/plugins/site-offline/#developers

Weakness Classification(1)

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

CWE-352Cross-Site Request Forgery (CSRF)

Data Freshness Timeline

(refreshed 13× 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.

2026-06-06 13:46 UTCepss_batch
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2026-06-05 22:45 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch

Frequently asked(5)

What is CVE-2020-35773?

CVE-2020-35773 is a high vulnerability published on December 29, 2020. The site-offline plugin before 1.4.4 for WordPress lacks certain wpcreatenonce and wpverifynonce calls, aka CSRF.

When was CVE-2020-35773 disclosed?

CVE-2020-35773 was first published in the National Vulnerability Database on December 29, 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-2020-35773 actively exploited?

CVE-2020-35773 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 33.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-35773?

CVE-2020-35773 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2020-35773?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-35773, 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-2020-35773

📅 Published

🔄 Last Modified

🔗 References (10)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-35773?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (10)

Frequently asked(5)

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