CVE-2024-4028 | Keycloak-core: stored xss in keycloak when creating a items in admin console

A vulnerability was found in Keycloak. This issue may allow a privileged attacker to use a malicious payload as the permission while creating items (Resource and Permissions) from the admin console, leading to a stored cross-site scripting (XSS) attack.

Published: 2025-02-18 Last update: 2026-04-15 Assigner: [email protected] Source: [email protected]
NVD Status：Deferred，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2024-4028 is rated Low Risk (30/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.20%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2024-4028

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-01 0.26% 0.20% -0.05%
2 2026-05-20 0.19% 0.26% +0.07%
3 2026-04-19 — 0.19% —

Full EPSS history (15 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2024-4028

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
3.8 3.1 LOW
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:H)
They need powerful rights—admin, root, or similar—before this pays off.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
 1.2 2.5 [email protected]

Weakness enumeration for CVE-2024-4028

GitHub Security Advisory for CVE-2024-4028

GHSA-q4xq-445g-g6ch · Severity: low · Ecosystem: maven — Keycloak allows cross-site scripting (XSS)

OS Trackers for CVE-2024-4028

vendor priority summary link
redhat low — https://access.redhat.com/security/cve/CVE-2024-4028

Affected software / configurations for CVE-2024-4028

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2024-4028

cvelogic Threat Intelligence