ZeroDay Findings
Sign inSign up

Findings

CVE-2026-4325

A flaw was found in Keycloak.

Published Apr 2, 2026 · updated Jun 17, 2026 · redhat build of keycloak

A flaw was found in Keycloak. The SingleUseObjectProvider, a global key-value store, lacks proper type and namespace isolation. This vulnerability allows an attacker to delete arbitrary single-use entries, which can enable the replay of consumed action tokens, such as password reset links. This could lead to unauthorized access or account compromise.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 2, 2026 · NIST NVD

    Detected

    A flaw was found in Keycloak. The SingleUseObjectProvider, a global key-value store, lacks proper type and namespace isolation. This vulnerability allows an attacker to delete arbitrary single-use entries, which can enable the replay of consumed action tokens, such as password reset links. This could lead to unauthorized access or account compromise.

  2. Jun 17, 2026 · NIST NVD

    Updated

    A flaw was found in Keycloak. The SingleUseObjectProvider, a global key-value store, lacks proper type and namespace isolation. This vulnerability allows an attacker to delete arbitrary single-use entries, which can enable the replay of consumed action tokens, such as password reset links. This could lead to unauthorized access or account compromise.

Affected

  • cpe redhat/build of keycloakversion unspecified
  • cpe redhat/build of keycloak26.2
  • cpe redhat/build of keycloak26.2.15
  • cpe redhat/build of keycloak26.4
  • cpe redhat/build of keycloak26.4.11

Sources

  • CVE.orgVulnerability recordCVE-2026-4325

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-4325

    A flaw was found in Keycloak. The SingleUseObjectProvider, a global key-value store, lacks proper type and namespace isolation. This vulnerability allows an attacker to delete arbitrary single-use entries, which can enable the replay of consumed action tokens, such as password re

    nvd.nist.gov

References