CVE-2025-10470
HIGHDenial-of-Service via Magic Link Authentication in WSO2 Identity Server Allows Service Unavailability
Title source: cnaDescription
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.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2026/WSO2-2025-4469/
Scores
CVSS v3
8.6
EPSS
0.0032
EPSS Percentile
23.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-400
Status
published
Products (4)
wso2/identity_server
7.0.0 - 7.0.0.121
WSO2/WSO2 Carbon MagicLink Authenticator Module
1.1.22 - 1.1.22.3
WSO2/WSO2 Carbon MagicLink Authenticator Module
1.1.31
WSO2/WSO2 Identity Server
7.0.0 - 7.0.0.121
Published
May 11, 2026
Tracked Since
May 11, 2026