CVE-2025-15039: Account Takeover via Conditional Authentication Script Logic in Multiple WSO2 Products
WSO2 · WSO2 Identity Server
Vendor fix available · Affected: WSO2 Identity Server · Exploitation: not established
ExploitationNot established
Not in CISA KEV as of catalogue 2026.11.10 (10 Nov)
- In CISA KEV: not seen
- Exploited (reported): not seen
- Scanning observed: not seen
- Proof of concept public: not seen
- Not establishedNothing in the sources we check
Higher than 52% of scored CVEs
DescriptionNVD
The Conditional Authentication (Adaptive Authentication) script does not correctly enforce the completion of all required authentication steps when a specific multi-step pattern involving certain authenticators is configured. This allows an attacker to bypass intermediate authentication challenges by exploiting how the script handles callbacks and re-execution of authentication steps. Successful exploitation allows a malicious actor to gain unauthorized access to a targeted user account. This vulnerability can only be exploited when all of the following conditions are met: the application login flow contains a specific secondary authenticator, the Conditional Authentication script is configured with particular event callbacks and re-executes an authentication step, the targeted user has one of the impacted authenticators enrolled, and the attacker successfully completes any preceding authentication steps.
Coverage1 article · 1 outlet
First in our coverage: SecurityOnline, 7 Aug.
- WSO2 Flaws Enable Account Takeover Via JWT Bypass, Patch UrgedSecurityOnline · first in our coverage · mentions it in passing
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