WordPress StoreGrowth: Smart Sales Booster for WooCommerce | BOGO, Upsells, Direct Checkout, Quick View, Side Cart plugin <= 2.1.1 - Broken Access Control vulnerability

published 2026-08-13 2mo ago modified 2026-10-24 18d ago also EUVD-2026-57885

cvss: 7.5; 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 28%
public exploits: 0; none known

Unauthenticated Broken Access Control in StoreGrowth: Smart Sales Booster for WooCommerce | BOGO, Upsells, Direct Checkout, Quick View, Side Cart <= 2.1.1 versions.

Is CVE-2026-66466 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 2mo ago (2026-08-13)

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

weDevs StoreGrowth: Smart Sales Booster for WooCommerce | BOGO, Upsells, Direct Checkout, Quick View, Side Cart

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/storegrowth-sales-booster/vulnerability/wordpress-storegrowth-smart-sales-booster-f
vdb-entry

Sources

CVE List CVE-2026-66466
NVD CVE-2026-66466

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.