CVE-2026-15658: foreUP customer REST API allows unauthenticated endpoint access

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-30 · updated 2026-07-31
Weakness: CWE-639

Description

A vulnerability in the foreUP customer REST API allows any authenticated, low-privilege customer to access an endpoint that returns the records of other users without checking that the caller owns the data associated with that record.

Affected products

foreUP: API

References

https://kb.cert.org/vuls/id/790363

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