Vulnerability details
CVE-2025-10470
WSO2 Carbon MagicLink Authenticator ModuleWSO2 Identity Server
Denial-of-Service via Magic Link Authentication in WSO2 Identity Server Allows Service Unavailability
CVSS 3.1
8.6High
Official description
The Magic Link authentication flow accepts multiple invalid authentication requests without adequate rate limiting or resource control, leading to uncontrolled memory usage growth. This vulnerability can result in a denial-of-service condition, causing service unavailability for deployments that utilize the Magic Link authenticator. The impact is limited to these specific deployments and requires repeated invalid authentication attempts to trigger.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.6High | 3.1 | CVEProject cvelistV5 (CNA) (WSO2) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| WSO2 | WSO2 Carbon MagicLink Authenticator Module | 1.1.22 ≤ v < 1.1.22.3 | CVEProject cvelistV5 (CNA) |
| WSO2 | WSO2 Identity Server | 7.0.0 ≤ v < 7.0.0.121 | CVEProject cvelistV5 (CNA) |
References and advisories
1
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Details
- Published
- 2026-05-11
- Last updated
- 2026-05-11
- State
- Published
- Assigner (CNA)
- WSO2
Exploit prediction (EPSS)
0.31%
Probability of exploitation in 30 days
24.7%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-400Uncontrolled Resource Consumption