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Wso2 Identity Server EUVDEUVD-2025-209495

| CVE-2025-12624 MEDIUM
Insufficient Session Expiration (CWE-613)
2026-04-16 WSO2 GHSA-gw5f-5fmc-2xp2
5.4
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V7 - Session Management Session expiration enforcement
This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 27, 2026

Unauthorized access persists in WSO2 Identity Server after user accounts are locked because existing access tokens are not revoked, allowing locked users to continue accessing protected resources until the tokens naturally expire. Affected versions prior to 5.2.0.35 are vulnerable. A vendor patch is available, but no active exploitation or public exploits are known at this time.

Affected VersionsENISA

WSO2 Identity Server 5.2.0 <5.2.0.35

Affected Packages

euvd wso2_identity_server fix: 5.2.0.35

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.4 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

4
CVSS changed
Sep 30, 2026 - 22:23 NVD
6.0 (MEDIUM) 5.4 (MEDIUM)
Patch released
Apr 23, 2026 - 15:34 nvd
Patch available
Patch available
Apr 16, 2026 - 11:01 EUVD
CVE Published
Apr 16, 2026 - 10:25 nvd
MEDIUM 6.0

DescriptionNVD

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.

Threat Intelligence Overview

EPSS Score
0.0%
Top 90% exploitable
Data Quality
6 sources
Confidence: High

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact· derived
Medium
Technical Impact
Partial

Priority Score

27
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +27
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

CVE-2025-15039 CRITICAL
9.4 Aug 06

Authentication bypass in WSO2 Identity Server and multiple WSO2 platform products (API Manager, Open Banking AM/IAM/KM,

CVE-2025-10470 HIGH
8.6 May 11

Memory exhaustion denial-of-service in WSO2 Identity Server's Magic Link authenticator allows remote unauthenticated att

CVE-2025-12737 HIGH
8.4 Sep 03

OS command injection (CWE-78) in WSO2's shared Carbon Console administrative interface allows an authenticated administr

CVE-2025-14260 HIGH
8.3 Oct 28

Server-side request forgery in WSO2 API Manager and related WSO2 products lets a remote attacker direct the server to ar

CVE-2025-10149 HIGH
8.2 Oct 19

The SCIM provisioning endpoints in WSO2 Identity Server, Identity Server as Key Manager, and Open Banking IAM fail to di

CVE-2024-2374 HIGH
7.5 Apr 16

The XML parsers within multiple WSO2 products accept user-supplied XML data without properly configuring to prevent the

CVE-2026-6647 HIGH
7.4 Oct 28

OAuth token revocation in WSO2 Identity Server fails to invalidate access and refresh tokens for accounts whose username

CVE-2025-10908 HIGH
7.3 May 11

Account-lockout bypass in WSO2 Identity Server (6.0.0, 6.1.0, 7.0.0, 7.1.0) and the Carbon MagicLink Authenticator Modul

CVE-2025-9973 HIGH
7.2 May 11

Adaptive authentication flows in WSO2 Identity Server 7.1.0 (up to 7.1.0.26) and the Conditional Authentication User and

CVE-2025-13173 MEDIUM
6.5 Oct 19

WSO2 Carbon OAuth, as shipped in WSO2 Identity Server, API Manager, and related WSO2 products, can leave session-bound t

CVE-2025-8591 MEDIUM
6.1 Jul 06

Reflected cross-site scripting across at least eight WSO2 platform products - including Identity Server, API Manager, AP

CVE-2025-10503 MEDIUM
6.1 Apr 29

Reflected cross-site scripting in WSO2 Identity Server's authentication endpoint allows remote unauthenticated attackers

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