CVE•Published 2026-03-11•Modified 2026-05-07•0 articles on news•5 live references•NVD data
CVE-2026-3911Redhat · Build_of_keycloak
Vulnerability data via NVD (ingested)
CVSS v3.1
2.7
LOW
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
EPSS percentile
2
Exploit Prediction Scoring System · top 98% of all CVEs
Description
A flaw was found in Keycloak. An authenticated user with the view-users role could exploit a vulnerability in the UserResource component. By accessing a specific administrative endpoint, this user could improperly retrieve user attributes that were configured to be hidden. This unauthorized information disclosure could expose sensitive user data.
Timeline
Published 2026-03-11
Modified 2026-05-07
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-3911Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Redhat Build Of Keycloak"All exposed Redhat Build Of Keycloak instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Build Of Keycloak"HTTP body or banner mentions "Build Of Keycloak" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-3911Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-3911Censys host search filtered to this CVE id.
grep.app
CVE-2026-3911Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-3911GitHub code search for direct mentions.
Google dork
"CVE-2026-3911" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (1)
We haven't classified any articles referencing CVE-2026-3911 yet. The external references above still apply.