CVE-2022-1245
Keycloak vulnerable to privilege escalation on Token Exchange feature
A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. This could allow a client to gain unauthorized access to additional services.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. This could allow a client to gain unauthorized access to additional services.
- Record
CVE-2022-1245- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-862, CWE-639
- Updated
- 2026-11-02
CVE List No score
A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. This could allow a client to gain unauthorized access to additional services.
- Record
CVE-2022-1245- Weakness
- CWE-862
- Updated
- 2026-11-02
EUVDEUVD-2022-1660 No score
A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. This could allow a client to gain unauthorized access to additional services.
- Record
EUVD-2022-1660- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-75p6-52g3-rqc8
Keycloak vulnerable to privilege escalation on Token Exchange feature
A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. This could allow a client to gain unauthorized access to additional services.
- Record
GHSA-75p6-52g3-rqc8- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-639, CWE-862, CWE-863
- Updated
- 2026-11-02
OSVGHSA-75p6-52g3-rqc8
Keycloak vulnerable to privilege escalation on Token Exchange feature
A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. This could allow a client to gain unauthorized access to additional services.
- Record
GHSA-75p6-52g3-rqc8- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-639, CWE-862, CWE-863
- Updated
- 2026-11-02
OSVRHSA-2022:1711
Red Hat Security Advisory: Red Hat Single Sign-On 7.5.2 security update on RHEL 7
- Record
RHSA-2022:1711- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVRHSA-2022:1712
Red Hat Security Advisory: Red Hat Single Sign-On 7.5.2 security update on RHEL 8
- Record
RHSA-2022:1712- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSV No score
A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. This could allow a client to gain unauthorized access to additional services.
- Record
CVE-2022-1245- Weakness
- CWE-862
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.keycloak:keycloak-servicesMaven |
before 18.0.0 | 18.0.0 |
org.keycloak:keycloak-servicesMaven |
before 18.0.0, plus listed versions 1.0-alpha-11.0-alpha-1-120620131.0-alpha-21.0-alpha-31.0-alpha-4 Show 45 moreShow less1.0-beta-11.0-beta-1-201505211.0-beta-1-201505231.0-beta-21.0-beta-31.0-beta-41.0-final1.0-rc-11.0-rc-21.0.1.Final1.0.2.Final1.0.3.Final1.0.4.Final1.0.5.Final1.1.0.Beta11.1.0.Beta21.1.0.Final1.1.1.Final1.2.0.Beta11.2.0.CR11.2.0.Final1.3.0.Final1.3.1.Final1.4.0.Final1.5.0-Final1.5.0.Final1.5.1.Final1.6.0.Final1.6.1.Final1.7.0.CR11.7.0.Final1.8.0.Alpha11.8.0.CR11.8.0.CR21.8.0.CR31.8.0.Final1.8.1.Final1.9.0.CR11.9.0.Final1.9.1.Final1.9.2.Final1.9.3.Final1.9.4.Final1.9.5.Final1.9.7.Final |
18.0.0 |
rh-sso7-keycloakRed Hat:red_hat_single_sign_on:7.5::el7 |
before 0:15.0.6-1.redhat_00002.1.el7sso | 0:15.0.6-1.redhat_00002.1.el7sso |
rh-sso7-keycloak-serverRed Hat:red_hat_single_sign_on:7.5::el7 |
before 0:15.0.6-1.redhat_00002.1.el7sso | 0:15.0.6-1.redhat_00002.1.el7sso |
rh-sso7-keycloakRed Hat:red_hat_single_sign_on:7.5::el8 |
before 0:15.0.6-1.redhat_00002.1.el8sso | 0:15.0.6-1.redhat_00002.1.el8sso |
rh-sso7-keycloak-serverRed Hat:red_hat_single_sign_on:7.5::el8 |
before 0:15.0.6-1.redhat_00002.1.el8sso | 0:15.0.6-1.redhat_00002.1.el8sso |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-1245 is a critical vulnerability (CVSS 9.8) in Keycloak, published April 26, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.45%, the 73rd percentile. Fixed in org.keycloak:keycloak-services 18.0.0.
References
github.com/keycloak/keycloak/security/advisories/GHSA-75p6-52g3-rqc8
nvd.nist.gov/vuln/detail/CVE-2022-1245
Show 12 moreShow less
access.redhat.com/errata/RHSA-2022:1711
bugzilla.redhat.com/show_bug.cgi?id=2071036
issues.redhat.com/browse/CIAM-2832
security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_1711.json
cve.org/CVERecord?id=CVE-2022-1245
Left out here: 85 versions. The JSON record has them.