CVE-2026-7814

pgAdmin 4: Stored XSS via crafted PostgreSQL object names in Browser Tree and Explain Visualizer

MEDIUM
4.8
CVSS Score
Published: May 11, 2026 at 02:35 PM UTC
Updated: October 26, 2026 at 06:10 PM UTC
2 products affected across 2 vendorspgAdmin 4pgAdmin 4

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Severity
MEDIUM4.8
Exploit prediction
EPSS 0.2%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6.9 ≤ v < 9.15
6.9 ≤ v < 9.156.9
Affected range stops below 9.15, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

PatchExploitIssue TrackingVendor Advisory
Source: cverecord
https://github.com/pgadmin-org/pgadmin4/pull/9865
ExploitIssue TrackingPatchVendor Advisory
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
https://github.com/pgadmin-org/pgadmin4/issues/9865

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.8MEDIUMPostgreSQL
Vector?

Quick Info

StatusANALYZED
CWE
CWE-79

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