CVE-2026-82262: high-severity vulnerability in logto-io logto
Logto Server-Side Request Forgery via webhook test endpoint
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.2epss 0.5%
Logto through 1.42.0 contains a server-side request forgery vulnerability in the POST /api/hooks/:id/test endpoint that accepts arbitrary URLs without host validation. Tenant administrators with Management API tokens can make the server issue HTTP POST requests to internal URLs and retrieve response bodies from services on the private network.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
Affected products
logto-io · logtoRelated CVEs — logto-io logto
In the same product, most dangerous first.
CVE-2026-62317HIGHLogto: ReDoS via unescaped user input in email subaddressing regex (blockSubaddressing)EPSS 0.7%CVE-2026-63188HIGHlogto-tunnel serves files outside --experience-path via path traversalEPSS 0.5%CVE-2026-82263HIGHLogto Server-Side Request Forgery via OIDC SSO Connector Issuer URLEPSS 0.5%CVE-2026-55377HIGHLogto: Account Center MFA management step-up bypass via WebAuthn registration verificationEPSS 0.4%CVE-2026-63187MEDIUMLogto: OS command injection vulnerability exists in the Commitlint workflowEPSS 0.4%CVE-2026-55789HIGHLogto: SAML IdP injects user-controlled profile attributes raw into signed assertions, allowing privilege escalation at relying Service ProvidersEPSS 0.3%
References
https://github.com/logto-io/logtohttps://github.com/logto-io/logto/blob/v1.42.0/packages/core/src/libraries/hook/utils.tshttps://github.com/logto-io/logto/commit/16f4b2e732d5114ac98646c9370ec6ab61d6ed26https://github.com/logto-io/logto/issues/9465https://www.vulncheck.com/advisories/logto-server-side-request-forgery-via-webhook-test-endpoint