Vulnerability Database

413,619

Total vulnerabilities in the database

CVE-2026-3583 — wso2 / wso2_api_manager

Insufficient Session Expiration

When the allowed_scopes configuration is enabled, the OAuth2 token introspection mechanism does not immediately invalidate a token in the cache after a revocation request. This results in a scenario where an access token that was introspected immediately before a revocation request may be returned again to the client after revocation, until the relevant cache entry is cleared.

The security consequence is that a revoked access token may be re-issued to the client during the cache lifetime. While the re-issued token is not treated as valid for API authorization, affected users may be unable to obtain a new valid access token until the cache is cleared, which can disrupt authentication flows.

  • Published: Oct 28, 2026
  • Updated: Nov 7, 2026
  • CVE: CVE-2026-3583
  • Severity: Low
  • Exploit:
  • CISA KEV:

CVSS v3:

  • Severity: Low
  • Score: 3.1
  • AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
Software Affected versions
wso2 / wso2_api_manager >= 3.1.0, < 3.1.0.367
wso2 / wso2_api_manager >= 3.2.0, < 3.2.0.475
wso2 / wso2_api_manager >= 3.2.1, < 3.2.1.106
wso2 / wso2_api_manager >= 4.0.0, < 4.0.0.394
wso2 / wso2_api_manager >= 4.1.0, < 4.1.0.267
wso2 / wso2_api_manager >= 4.2.0, < 4.2.0.207
wso2 / wso2_api_manager >= 4.3.0, < 4.3.0.120
wso2 / wso2_api_manager >= 4.4.0, < 4.4.0.83
wso2 / wso2_api_manager >= 4.5.0, < 4.5.0.67
wso2 / wso2_api_manager >= 4.6.0, < 4.6.0.29
wso2 / wso2_api_manager >= 4.7.0, < 4.7.0.3
wso2 / wso2_traffic_manager >= 4.5.0, < 4.5.0.65
wso2 / wso2_traffic_manager >= 4.6.0, < 4.6.0.29
wso2 / wso2_traffic_manager >= 4.7.0, < 4.7.0.3
wso2 / wso2_universal_gateway >= 4.5.0, < 4.5.0.67
wso2 / wso2_universal_gateway >= 4.6.0, < 4.6.0.29
wso2 / wso2_universal_gateway >= 4.7.0, < 4.7.0.3
wso2 / wso2_api_control_plane >= 4.5.0, < 4.5.0.68
wso2 / wso2_api_control_plane >= 4.6.0, < 4.6.0.30
wso2 / wso2_api_control_plane >= 4.7.0, < 4.7.0.3
wso2 / wso2_identity_server >= 5.10.0, < 5.10.0.397
wso2 / wso2_identity_server >= 5.11.0, < 5.11.0.444
wso2 / wso2_identity_server >= 6.0.0, < 6.0.0.270
wso2 / wso2_identity_server >= 6.1.0, < 6.1.0.269
wso2 / wso2_identity_server >= 7.0.0, < 7.0.0.152
wso2 / wso2_identity_server >= 7.1.0, < 7.1.0.61
wso2 / wso2_identity_server >= 7.2.0, < 7.2.0.20
wso2 / wso2_identity_server >= 7.3.0, < 7.3.0.1
wso2 / wso2_open_banking_iam >= 2.0.0, < 2.0.0.434
wso2 / wso2_identity_server_as_key_manager >= 5.10.0, < 5.10.0.387
wso2 / wso2_open_banking_am >= 2.0.0, < 2.0.0.414
wso2 / wso2_carbon_oauth >= 6.4.2, < 6.4.2.178
wso2 / wso2_carbon_oauth >= 6.4.111, < 6.4.111.174
wso2 / wso2_carbon_oauth >= 6.4.176, < 6.4.176.38
wso2 / wso2_carbon_oauth >= 6.4.180, < 6.4.180.25
wso2 / wso2_carbon_oauth >= 6.8.0, < 6.8.0.59
wso2 / wso2_carbon_oauth >= 6.9.6, < 6.9.6.36
wso2 / wso2_carbon_oauth >= 6.11.21, < 6.11.21.118
wso2 / wso2_carbon_oauth >= 6.13.16, < 6.13.16.32
wso2 / wso2_carbon_oauth >= 6.13.19, < 6.13.19.23
wso2 / wso2_carbon_oauth >= 6.13.27, < 6.13.27.21
wso2 / wso2_carbon_oauth >= 6.13.41, < 6.13.41.9
wso2 / wso2_carbon_oauth >= 6.14.14, < 6.14.14.3
wso2 / wso2_carbon_oauth >= 7.0.26, < 7.0.26.103
wso2 / wso2_carbon_oauth >= 7.0.259, < 7.0.259.54
wso2 / wso2_carbon_oauth >= 7.0.385, < 7.0.385.15
wso2 / wso2_carbon_oauth >= 7.4.99, < 7.4.99.5

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Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.