CVE-2026-19726 Visualizer < 4.0.7 - Contributor+ Cross-User Chart Configuration Disclosure
Contributors can read full chart configurations, potentially exposing remote data source credentials, due to missing authorization checks.
- 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-2026-19726?
CVE-2026-19726 is a medium-severity missing authorization vulnerability in Unknown Visualizer, published on 16 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Visualizer WordPress plugin before 4.0.7 does not properly authorise access to the configuration of its charts, allowing users with the Contributor role and above to read the full configuration of any chart on the site, including charts the Visualizer WordPress plugin before 4.0.7's own interface denies them, and to retrieve every chart's configuration in a single request. The disclosed configuration can include the credentials of a remote data source a chart reads from.
Weakness: CWE-863
Which versions are affected by CVE-2026-19726?
How do I fix CVE-2026-19726?
No fix has been published for CVE-2026-19726 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-19726 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-19726 exists.
Sources
Also known as GHSA-v7fh-395c-948j.