CVE-2026-72588 — bluewave-labs Checkmate - User Enumeration via Differential HTTP Response in Password Recovery

CVE-2026-72588

bluewave-labs Checkmate - User Enumeration via Differential HTTP Response in Password Recovery PUBLISHED

Description (CNA)

A user enumeration vulnerability in bluewave-labs/Checkmate through 2.1.0 allows an unauthenticated remote attacker to determine whether a given email address is registered. The POST /api/v1/auth/recovery/request endpoint returns HTTP 200 for registered email addresses and a different status code for unregistered ones, enabling attackers to enumerate valid user accounts.

Affected (CNA)

Vendor / product	Versions
bluewave-labs / Checkmate	affected 0 through 2.1.0

CWE

CWE-204

References

https://github.com/bluewave-labs/Checkmate

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.