WordPress plugin
MyBB Cross-Poster 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 MyBB Cross-Poster vulnerabilities
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MyBB Cross-Poster: common questions
Does MyBB Cross-Poster have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in MyBB Cross-Poster: 1 medium. At least one is not fixed in the latest version.
How do I check which version of MyBB Cross-Poster 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 MyBB Cross-Poster vulnerability?
CVE-2021-39338, published Oct 14, 2021: MyBB Cross-Poster <= 1.0 - Authenticated (Admin+) Stored Cross-Site Scripting. Severity: Medium (CVSS 5.5).
Is any MyBB Cross-Poster vulnerability listed in CISA KEV?
No. None of the known MyBB Cross-Poster vulnerabilities is currently listed in the CISA KEV catalog.