CVE-2021-36854

MEDIUMNVD 5.48.8▲

5.4

Multiple Cross-Site Request Forgery (CSRF) vulnerabilities in Booking Ultra Pro plugin <= 1.1.4 at WordPress.

CVSS v3: 5.4
EG Score: 8.8(medium)
EPSS: 28.8%
KEV: Not listed

Published

September 30, 2022

Last Modified

November 21, 2024

References (4)

audit@patchstackhttps://patchstack.com/database/vulnerability/booking-ultra-pro/wordpress-booking-ultra-pro-plugin-1-1-4-multiple-cross-site-request-forgery-csrf-vulnerabilities?_s_id=cve
audit@patchstackhttps://wordpress.org/plugins/booking-ultra-pro/
af854a3a-2127-422b-91ae-364da2661108https://patchstack.com/database/vulnerability/booking-ultra-pro/wordpress-booking-ultra-pro-plugin-1-1-4-multiple-cross-site-request-forgery-csrf-vulnerabilities?_s_id=cve
af854a3a-2127-422b-91ae-364da2661108https://wordpress.org/plugins/booking-ultra-pro/

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 16× 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.

2026-06-07 15:23 UTCepss_batch
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Frequently asked(5)

What is CVE-2021-36854?

CVE-2021-36854 is a medium vulnerability published on September 30, 2022. Multiple Cross-Site Request Forgery (CSRF) vulnerabilities in Booking Ultra Pro plugin <= 1.1.4 at WordPress.

When was CVE-2021-36854 disclosed?

CVE-2021-36854 was first published in the National Vulnerability Database on September 30, 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-2021-36854 actively exploited?

CVE-2021-36854 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 28.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-36854?

CVE-2021-36854 has a CVSS v3 base score of 5.4 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 8.8.

How do I remediate CVE-2021-36854?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-36854, 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-2021-36854

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-36854?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (4)

Frequently asked(5)

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