What’s Vulnerable › Vulnerabilities

CVE-2023-37749

• Severity: medium (CVSS 5.3 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: 2025-10-27 · updated 2026-10-28
• Weakness: CWE-284

Description

Incorrect access control in the REST API endpoint of HubSpot v1.29441 allows unauthenticated attackers to view users' data without proper authorization.

References

• https://app.hubspot.com/api/external-options/v2/pagedFetch/0-1/OWNER?useIndexOffset=true&portalId=22152277&clienttimeout=14000&hs_static_app=settings-ui-users&hs_static_app_version=1.43001&limit=200&q=&offset=0&includeDeleted=true
• https://gist.github.com/0xDBJ/28072f7eea42571d5b4ebaabdcb21cce
• https://owasp.org/Top10/A01_2021-Broken_Access_Control/

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