WordPress HubSpot plugin <= 11.3.51 - Sensitive Data Exposure vulnerability

published 2026-07-01 4mo ago modified 2026-07-01 4mo ago also EUVD-2026-41104

cvss: 7.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 21%
public exploits: 0; none known

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.

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 4mo ago (2026-07-01)

Exploit prediction

0.28% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

Affected products

HubSpot HubSpot

Classification

Weakness

CWE-201 Insertion of Sensitive Information Into Sent Data

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/leadin/vulnerability/wordpress-hubspot-plugin-11-3-51-sensitive-data-exposure-vulne
vdb-entry

Sources

CVE List CVE-2026-57736
NVD CVE-2026-57736

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.