The WowOptin: Next-Gen Popup Maker – Create Stunning Popups and Optins for Lead Generation plugin for WordPress is vulnerable to unauthorized arbitrary plugin installation due to a missing capability check on the 'install_and_active_plugin' function in all versions up to, and including, 1.4.24. This makes it possible for authenticated attackers, with Subscriber-level access and above, to install and activate arbitrary plugins.
CVE-2026-1720
Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-03-05. NVD baseline CVSS 8.8; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.8
- EG Score
- 8.8(medium)
- EPSS
- 19.7%
- KEV
- Not listed
Published
March 5, 2026
Last Modified
April 22, 2026
References (3)
- security@wordfencehttps://plugins.trac.wordpress.org/browser/optin/trunk/includes/utils/class-notice.php#L848
- security@wordfencehttps://plugins.trac.wordpress.org/changeset/3456826/
- security@wordfencehttps://www.wordfence.com/threat-intel/vulnerabilities/id/ee0c0e29-b117-4480-b5b7-995878af8c57?source=cve
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 15× in last 7d / 39× 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 105 total refreshes for this CVE.
- 2026-07-21 15:24 UTCEPSS rescore
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Related CVEs(same CWE)
Same CWE
10 shownCWE-862
Frequently asked(5)
What is CVE-2026-1720?
When was CVE-2026-1720 disclosed?
Is CVE-2026-1720 actively exploited?
What is the CVSS score of CVE-2026-1720?
How do I remediate CVE-2026-1720?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-1720
Is Your Infrastructure Affected by CVE-2026-1720?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.