WordPress plugin
Quttera ThreatSign – Web Malware Scanner for WordPress security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 4 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical0
- High1
- Medium2
- Low1
All Quttera ThreatSign – Web Malware Scanner for WordPress vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High7.2 | Unauthenticated Stored Cross-Site Scripting via User-Agent Header ≤4.1.0.48Update to 4.1.0.49 | CVE-2026-115548 | |
| Low3.8 | Authenticated (Administrator+) Server-Side Request Forgery ≤3.5.1.41Update to 3.5.2.1 | CVE-2025-8013 | |
| Medium5.3 | Sensitive Data Exposure ≤3.4.1.48Update to 3.4.2.1 | CVE-2023-6065 | |
| Medium6.8 | Authenticated (Administrator+) Directory Traversal via ShowFile ≤3.4.1.48Update to 3.4.2.1 | CVE-2023-6222 |
- High7.2Unauthenticated Stored Cross-Site Scripting via User-Agent Header
≤4.1.0.48Update to 4.1.0.49
- Low3.8Authenticated (Administrator+) Server-Side Request Forgery
≤3.5.1.41Update to 3.5.2.1
- Medium5.3Sensitive Data Exposure
≤3.4.1.48Update to 3.4.2.1
- Medium6.8Authenticated (Administrator+) Directory Traversal via ShowFile
≤3.4.1.48Update to 3.4.2.1
Quttera ThreatSign – Web Malware Scanner for WordPress: common questions
Does Quttera ThreatSign – Web Malware Scanner for WordPress have known vulnerabilities?
Yes. VulnCrest Radar lists 4 known vulnerabilities in Quttera ThreatSign – Web Malware Scanner for WordPress: 1 high, 2 medium, 1 low. None are known to affect version null.
How do I check which version of Quttera ThreatSign – Web Malware Scanner for WordPress I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Quttera ThreatSign – Web Malware Scanner for WordPress vulnerability?
CVE-2026-115548, published Nov 6, 2026: Quttera ThreatSign <= 4.1.0.48 - Unauthenticated Stored Cross-Site Scripting via User-Agent Header. Severity: High (CVSS 7.2).
Is any Quttera ThreatSign – Web Malware Scanner for WordPress vulnerability listed in CISA KEV?
No. None of the known Quttera ThreatSign – Web Malware Scanner for WordPress vulnerabilities is currently listed in the CISA KEV catalog.