WordPress theme
WebStack security & vulnerabilities
Unpatched vulnerability in the latest version
At least one vulnerability affects the latest version and no fix has been released. Deactivate the theme or restrict access to the affected feature until the vendor ships a patch.
- Critical1
- High0
- Medium0
- Low0
All WebStack vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Critical9.8 | Unauthenticated Arbitrary File Upload ≤1.2024No patch available | CVE-2026-1555 |
- Critical9.8Unauthenticated Arbitrary File Upload
≤1.2024No patch available
WebStack: common questions
Does WebStack have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in WebStack: 1 critical. At least one is not fixed in the latest version.
How do I check which version of WebStack I run?
In wp-admin open Appearance → Themes and select the theme; 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 WebStack vulnerability?
CVE-2026-1555, published Apr 14, 2026: WebStack <= 1.2024 - Unauthenticated Arbitrary File Upload. Severity: Critical (CVSS 9.8).
Is any WebStack vulnerability listed in CISA KEV?
No. None of the known WebStack vulnerabilities is currently listed in the CISA KEV catalog.