CVE-2026-97367
Keycloak-services: keycloak-services: dcr azp and sid claim substitution allows account rest session takeover
A flaw was found in the Keycloak Account REST API where it incorrectly handles session identification. A malicious client owner can manipulate their own security tokens to point to a different user's active session. This allows the attacker to access and modify the victim's account information, potentially leading to a full account takeover by changing the recovery email and resetting the password.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
6.4
Keycloak-services: keycloak-services: dcr azp and sid claim substitution allows account rest session takeover
A flaw was found in the Keycloak Account REST API where it incorrectly handles session identification. A malicious client owner can manipulate their own security tokens to point to a different user's active session. This allows the attacker to access and modify the victim's account information, potentially leading to a full account takeover by changing the recovery email and resetting the password.
- Record
CVE-2026-97367- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N - Weakness
- CWE-287
- Updated
- 2026-11-06
EUVDEUVD-2026-117922
6.4
A flaw was found in the Keycloak Account REST API where it incorrectly handles session identification. A malicious client owner can manipulate their own security tokens to point to a different user's active session. This allows the attacker to access and modify the victim's account information, potentially leading to a full account takeover by changing the recovery email and resetting the password.
- Record
EUVD-2026-117922- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N - Updated
- 2026-11-06
GitHub AdvisoriesGHSA-mw2g-fcj2-v82h
6.4
A flaw was found in the Keycloak Account REST API where it incorrectly handles session...
A flaw was found in the Keycloak Account REST API where it incorrectly handles session identification. A malicious client owner can manipulate their own security tokens to point to a different user's active session. This allows the attacker to access and modify the victim's account information, potentially leading to a full account takeover by changing the recovery email and resetting the password.
- Record
GHSA-mw2g-fcj2-v82h- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N - Weakness
- CWE-287
- Updated
- 2026-11-06
NVD
6.4
A flaw was found in the Keycloak Account REST API where it incorrectly handles session identification. A malicious client owner can manipulate their own security tokens to point to a different user's active session. This allows the attacker to access and modify the victim's account information, potentially leading to a full account takeover by changing the recovery email and resetting the password.
- Record
CVE-2026-97367- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N - Weakness
- CWE-287
- Updated
- 2026-11-06
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| products, references | CVE List | |
| products, references | CVE List, EUVD, GitHub Advisories, NVD | |
| products, references | CVE List | |
| products, references | EUVD | |
| published | EUVD | |
| published | EUVD | |
| aliases, published | EUVD | |
| aliases, references | GitHub Advisories | |
| first indexed | CVE List |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-97367 is a medium vulnerability (CVSS 6.4) in Red Hat Build Of Keycloak 26.4, published November 6, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 19th percentile. No source names a fixed version.
References
access.redhat.com/errata/RHSA-2026:95759
access.redhat.com/errata/RHSA-2026:95760
access.redhat.com/errata/RHSA-2026:95761
access.redhat.com/errata/RHSA-2026:95762
access.redhat.com/security/cve/CVE-2026-97367
bugzilla.redhat.com/show_bug.cgi?id=2540080
nvd.nist.gov/vuln/detail/CVE-2026-97367
github.com/advisories/GHSA-mw2g-fcj2-v82h