EUVD-2026-18210
GHSA-rx66-hj7g-28h7
CVSS VectorNVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Lifecycle Timeline
4Blast Radius
ecosystem impact- 53 maven packages depend on org.keycloak:keycloak-services (25 direct, 28 indirect)
Ecosystem-wide dependent count for version 26.5.7.
DescriptionNVD
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.
AnalysisAI
Keycloak's SingleUseObjectProvider lacks proper type and namespace isolation, allowing unauthenticated remote attackers with user interaction to delete arbitrary single-use entries and replay consumed action tokens such as password reset links, leading to account compromise. The vulnerability requires user interaction (UI:R) and high attack complexity (AC:H), resulting in a CVSS score of 5.3. …
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