CVE-2026-7814
Medium
Description
Stored cross-site scripting (XSS) vulnerability in pgAdmin 4 Browser Tree and Explain Visualizer modules. User-controlled PostgreSQL object names (database, schema, table, column, etc.) were assigned to DOM elements via innerHTML, allowing crafted object names containing HTML markup to execute attacker-supplied JavaScript in the browser of any pgAdmin user who navigated to or executed EXPLAIN over the malicious object. Fix replaces innerHTML with textContent. This issue affects pgAdmin 4: before 9.15.
SeverityMedium
CVSS4.8
Exploit probability—
ProductPgadmin 4
PublishedMay 11, 2026
First seenMay 11, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- pgadmin pgadmin_49.15 or later
- pgadmin49.15 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| pgadmin pgadmin_4 | 6.9 ≤ v < 9.15 | 9.15 |
| pgadmin4PyPI | v < 9.15 | 9.15 |
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