What’s Vulnerable › Vulnerabilities
CVE-2026-39527: WordPress WpStream plugin < 4.11.2 - Arbitrary File Upload vulnerability
- Severity: medium (CVSS 5.4 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-06-15 · updated 2026-10-24
- Weakness: CWE-434
Description
Subscriber Arbitrary File Upload in WpStream < 4.11.2 versions.
Affected products
- sc Internet Vivoo WpStream: before 4.11.2 — fixed in 4.11.2
How to fix
Upgrade to a fixed version: sc Internet Vivoo WpStream 4.11.2. Check the vendor advisory for mitigations.
References
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