CVE-2026-72535 — HIGH (8.6)

Vulnerability Description

A missing authentication vulnerability in Chaskiq through commit 46dfdd1 allows unauthenticated remote attackers to mint Stripe Billing Portal sessions for any tenant via the stripeCustomerPortal GraphQL mutation. The mutation performs no authentication or authorization checks before creating a customer portal session linked to any tenant Stripe account. An attacker can access and manage subscription data for any tenant without credentials.

CVSS Score

8.6

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

HIGH

Availability

LOW

Related Weaknesses (CWE)

CWE-306

References

https://github.com/chaskiq/chaskiq

FAQ

What is CVE-2026-72535?

CVE-2026-72535 is a vulnerability with a CVSS score of 8.6 (HIGH). A missing authentication vulnerability in Chaskiq through commit 46dfdd1 allows unauthenticated remote attackers to mint Stripe Billing Portal sessions for any tenant via the stripeCustomerPortal Grap...

How severe is CVE-2026-72535?

CVE-2026-72535 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-72535?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.