CVE-2026-0833 Team Section Block <= 2.0.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Social Network Link
Authenticated attackers can inject arbitrary scripts via social network links in the Team Section Block plugin, affecting WordPress sites.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-0833?
CVE-2026-0833 is a medium-severity cross-site scripting vulnerability in bplugins Team Section Block – Showcase Team Members with Layout Options, published on 17 Jan 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Team Section Block plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's block in all versions up to, and including, 2.0.0 due to insufficient input sanitization and output escaping on user-supplied social network link URLs. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Weakness: CWE-79
Which versions are affected by CVE-2026-0833?
How do I fix CVE-2026-0833?
No fix has been published for CVE-2026-0833 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-0833 being exploited?
There is no known exploitation of CVE-2026-0833 in the wild and no public exploit code.
Sources
Also known as GHSA-7rjf-vvpp-3vfc.