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Vulnerability details: VCID-hnzg-a2s4-xqg3
Vulnerability ID VCID-hnzg-a2s4-xqg3
Aliases CVE-2024-1722
GHSA-cq42-vhv7-xr7p
Summary Keycloak Denial of Service via account lockout In any realm set with "User (Self) registration" a user that is registered with a username in email format can be "locked out" (denied from logging in) using his username.
Status Published
Exploitability 0.5
Weighted Severity 4.8
Risk 2.4
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-640 Weak Password Recovery Mechanism for Forgotten Password
CWE-645 Overly Restrictive Account Lockout Mechanism
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3 3.7 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-1722.json
cvssv3.1 3.7 https://access.redhat.com/security/cve/CVE-2024-1722
generic_textual LOW https://access.redhat.com/security/cve/CVE-2024-1722
ssvc Track https://access.redhat.com/security/cve/CVE-2024-1722
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2024-1722
cvssv3.1 3.7 https://bugzilla.redhat.com/show_bug.cgi?id=2265389
generic_textual LOW https://bugzilla.redhat.com/show_bug.cgi?id=2265389
ssvc Track https://bugzilla.redhat.com/show_bug.cgi?id=2265389
cvssv3.1_qr LOW https://github.com/advisories/GHSA-cq42-vhv7-xr7p
cvssv3.1 3.7 https://github.com/keycloak/keycloak
generic_textual LOW https://github.com/keycloak/keycloak
cvssv3.1 3.7 https://github.com/keycloak/keycloak/commit/f9708037383aa98741e4850447de64dc4a0d4b4e
generic_textual LOW https://github.com/keycloak/keycloak/commit/f9708037383aa98741e4850447de64dc4a0d4b4e
cvssv3.1 3.7 https://github.com/keycloak/keycloak/issues/29603
generic_textual LOW https://github.com/keycloak/keycloak/issues/29603
cvssv3.1 3.7 https://github.com/keycloak/keycloak/issues/29603#issuecomment-2127499627
generic_textual LOW https://github.com/keycloak/keycloak/issues/29603#issuecomment-2127499627
cvssv3.1 3.7 https://github.com/keycloak/keycloak/security/advisories/GHSA-cq42-vhv7-xr7p
cvssv3.1_qr LOW https://github.com/keycloak/keycloak/security/advisories/GHSA-cq42-vhv7-xr7p
generic_textual LOW https://github.com/keycloak/keycloak/security/advisories/GHSA-cq42-vhv7-xr7p
cvssv3.1 3.7 https://nvd.nist.gov/vuln/detail/CVE-2024-1722
cvssv3.1 5.3 https://nvd.nist.gov/vuln/detail/CVE-2024-1722
generic_textual LOW https://nvd.nist.gov/vuln/detail/CVE-2024-1722
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-1722.json
https://access.redhat.com/security/cve/CVE-2024-1722
https://api.first.org/data/v1/epss?cve=CVE-2024-1722
https://bugzilla.redhat.com/show_bug.cgi?id=2265389
https://github.com/keycloak/keycloak
https://github.com/keycloak/keycloak/commit/f9708037383aa98741e4850447de64dc4a0d4b4e
https://github.com/keycloak/keycloak/issues/29603
https://github.com/keycloak/keycloak/issues/29603#issuecomment-2127499627
https://github.com/keycloak/keycloak/security/advisories/GHSA-cq42-vhv7-xr7p
https://nvd.nist.gov/vuln/detail/CVE-2024-1722
cpe:2.3:a:redhat:keycloak:23.0.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:keycloak:23.0.5:*:*:*:*:*:*:*
cpe:/a:redhat:build_keycloak: https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/a:redhat:build_keycloak:
cpe:/a:redhat:red_hat_single_sign_on:7 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/a:redhat:red_hat_single_sign_on:7
GHSA-cq42-vhv7-xr7p https://github.com/advisories/GHSA-cq42-vhv7-xr7p
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-1722.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://access.redhat.com/security/cve/CVE-2024-1722
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-02-29T20:52:47Z/ Found at https://access.redhat.com/security/cve/CVE-2024-1722
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://bugzilla.redhat.com/show_bug.cgi?id=2265389
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-02-29T20:52:47Z/ Found at https://bugzilla.redhat.com/show_bug.cgi?id=2265389
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://github.com/keycloak/keycloak
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://github.com/keycloak/keycloak/commit/f9708037383aa98741e4850447de64dc4a0d4b4e
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://github.com/keycloak/keycloak/issues/29603
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://github.com/keycloak/keycloak/issues/29603#issuecomment-2127499627
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://github.com/keycloak/keycloak/security/advisories/GHSA-cq42-vhv7-xr7p
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://nvd.nist.gov/vuln/detail/CVE-2024-1722
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://nvd.nist.gov/vuln/detail/CVE-2024-1722
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.46329
EPSS Score 0.00235
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:35:04.353926+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/06/GHSA-cq42-vhv7-xr7p/GHSA-cq42-vhv7-xr7p.json 37.0.0