The Booking Calendar for Appointments and Service Businesses – Booktics plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'Extension_Controller::update_item_permissions_check' function in all versions up to, and including, 1.0.16. This makes it possible for unauthenticated attackers to install addon plugins.
CVE-2026-1920
Score 5.3 from GitHub Security Advisory published 2026-03-10. NVD baseline CVSS 5.3; sources differ by 0.0.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 5.3
- EG Score
- 5.3(medium)
- EG Risk
- 39(Track)EG Risk 39/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity53% × 45%Exploitation0% × 40%Automatability100% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 14%
- KEV
- Not listed
Published
March 10, 2026
Last Modified
June 17, 2026
References (3)
- security@wordfencehttps://plugins.trac.wordpress.org/browser/booktics/tags/1.0.15/core/extensions/controllers/extension-controller.php#L110
- security@wordfencehttps://plugins.trac.wordpress.org/changeset/3477898/booktics/trunk/core/extensions/controllers/extension-controller.php
- security@wordfencehttps://www.wordfence.com/threat-intel/vulnerabilities/id/ab051f4a-030a-44aa-8cbf-665c6c6d31a7?source=cve
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 12× in last 7d / 46× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 119 total refreshes for this CVE.
- 2026-07-27 14:13 UTCEPSS rescore
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- 2026-06-12 00:28 UTCGHSA enrichment
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Related CVEs(same CWE)
Same CWE
10 shownCWE-306
- CVE-2011-10013EG 10.0CRITICAL
- CVE-2014-125124EG 10.0CRITICAL
- CVE-2017-2637EG 10.0EPSS p91CRITICAL
- CVE-2010-5326EG 10.0 KEVEPSS p97CRITICAL
- CVE-2007-0956EG 10.0EPSS p98HIGH
- CVE-2017-12822EG 9.9CRITICAL
- CVE-2016-8355EG 9.9CRITICAL
- CVE-2012-10030EG 9.8CRITICAL
- CVE-2014-3449EG 9.8CRITICAL
- CVE-2006-0062EG 9.8CRITICAL
Frequently asked(5)
What is CVE-2026-1920?
When was CVE-2026-1920 disclosed?
Is CVE-2026-1920 actively exploited?
What is the CVSS score of CVE-2026-1920?
How do I remediate CVE-2026-1920?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-1920
Is Your Infrastructure Affected by CVE-2026-1920?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.