High 7.4Published Jul 1, 2026

CVE-2026-57736WordPress HubSpot plugin <= 11.3.51 - Sensitive Data Exposure vulnerability

Updated under an hour ago (Oct 26, 2026, 4:10 PM ET)

Does this affect you?

It affects HubSpot. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for HubSpot

Exploited in the last 30 days

Insertion of Sensitive Information Into Sent Data vulnerability in HubSpot allows Retrieve Embedded Sensitive Data. This issue affects HubSpot: from n/a through 11.3.51.

CVSS: 7.4 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Weakness (CWE): CWE-201
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Patchstack
NVD analysis: Deferred
Record last updated: Jul 1, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

HubSpot HubSpot hubspot:hubspot (from the name)	from n/a through 11.3.51	CNA record

References

References

https://patchstack.com/database/wordpress/plugin/leadin/vulnerability/wordpress-hubspot-plugin-11-3-51-sensitive-data-exposure-vulnerability?_s_id=cve	vdb-entry

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.