Time-of-check Time-of-use (TOCTOU) Race Condition Affecting org.springframework.security:spring-security-core package, versions [6.4.0,6.5.10)[7.0.0-M1,7.0.5)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published22 Apr 2026
- disclosed21 Apr 2026
- creditJinyeong Seol
Introduced: 21 Apr 2026
CVE-2026-22751 (opens in a new tab)How to fix?
Upgrade org.springframework.security:spring-security-core to version 6.5.10, 7.0.5 or higher.
Overview
org.springframework.security:spring-security-core is a package that provides security services for the Spring IO Platform.
Affected versions of this package are vulnerable to Time-of-check Time-of-use (TOCTOU) Race Condition in the JdbcOneTimeTokenService component. An attacker can gain unauthorized access to multiple sessions by reusing a single one-time token during authentication.
Note:
This is only exploitable if the application is explicitly configured to use One-Time Token login with JdbcOneTimeTokenService.