WordPress plugin
Comment Guestbook security & vulnerabilities
Unpatched vulnerability in the latest version
At least one vulnerability affects the latest version and no fix has been released. Deactivate the plugin or restrict access to the affected feature until the vendor ships a patch.
- Critical0
- High0
- Medium1
- Low0
All Comment Guestbook vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium5.5 | Authenticated (Admin+) Stored Cross-Site Scripting ≤0.8.0No patch available | CVE-2021-36830 |
- Medium5.5Authenticated (Admin+) Stored Cross-Site Scripting
≤0.8.0No patch available
Comment Guestbook: common questions
Does Comment Guestbook have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in Comment Guestbook: 1 medium. At least one is not fixed in the latest version.
How do I check which version of Comment Guestbook 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 Comment Guestbook vulnerability?
CVE-2021-36830, published Sep 26, 2022: Comment Guestbook <= 0.8.0 - Authenticated (Admin+) Stored Cross-Site Scripting. Severity: Medium (CVSS 5.5).
Is any Comment Guestbook vulnerability listed in CISA KEV?
No. None of the known Comment Guestbook vulnerabilities is currently listed in the CISA KEV catalog.