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CVE-2019-14837

27
FAUCET Score

CVE-2019-14837 is a critical vulnerability in Keycloak versions prior to 8.0.0 and Red Hat Single Sign-On, allowing an attacker to reset user passwords and gain unauthorized access. By owning the 'placeholder.org' domain and knowing a client's name, an attacker can intercept password reset emails sent to automatically generated service accounts (e.g., [email protected]). This flaw has a CVSS score of 9.1 (Critical) due to its network-based attack vector, low complexity, and high impact on confidentiality and integrity. While no public exploits, Metasploit modules, or Nuclei templates are currently available, and there's minimal community discussion, the potential for unauthorized account takeover remains significant.

Impacted Technologies

VendorProductVersion(s)CPE
< 8.0.0CPE matchmatch criteria
cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*
7.3CPE matchmatch criteria
cpe:2.3:a:redhat:single_sign-on:7.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.1CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.72%
Probability of exploitation in next 30 days
EPSS Percentile
75.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0172 is in the 63rd percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

github_advisorypatch availablevia nvd_reference
View patch
mavenpatch availablevia ghsa
Product: org.keycloak:keycloak-coreFixed in: 8.0.0
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7.3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7.3 for RHEL 8Fixed in: rh-sso7-keycloak-0:4.8.15-1.Final_redhat_00001.1.el8sso
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7.3 for RHEL 6Fixed in: rh-sso7-keycloak-0:4.8.15-1.Final_redhat_00001.1.el6sso
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7.3 for RHEL 7Fixed in: rh-sso7-keycloak-0:4.8.15-1.Final_redhat_00001.1.el7sso
View patch
redhatvendor investigatingvia nvd_reference
View patch

Vendor Advisories (2)

mavenGHSA-cf8f-w2c5-p5jrcritical

keycloak vulnerable to unauthorized login via mail server setup

May 24, 2022
redhatCVE-2019-14837Important

keycloak: keycloak uses hardcoded open dummy domain for new accounts enabling information disclosure

Dec 2, 2019

References

bugzilla.redhat.com / show_bug.cgi
ExploitIssue TrackingVendor Advisory
github.com / keycloak/keycloak/commit/9a7c1a91a59ab85e7f8889a505be04a71580777f
PatchThird Party Advisory
issues.jboss.org / browse/KEYCLOAK-10780
Issue TrackingPermissions RequiredVendor Advisory