WordPress Cost Calculator Builder plugin <= 4.0.17 - Sensitive Data Exposure vulnerability

published 2026-10-04 35 d ago modified 2026-10-06 33 d ago also EUVD-2026-92091

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 14%
public exploits: 0; none known

Insertion of Sensitive Information Into Sent Data vulnerability in StylemixThemes Cost Calculator Builder cost-calculator-builder allows Retrieve Embedded Sensitive Data.This issue affects Cost Calculator Builder: from n/a through 4.0.17.

Patch / fix

fixed in 1

StylemixThemes Cost Calculator Builder 4.0.18

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 34 d ago (2026-10-05)

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-08).

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:H/I:N/A:N

Affected products

StylemixThemes Cost Calculator Builder

Classification

Weakness

CWE-201 Insertion of Sensitive Information Into Sent Data

References

patchstack.com /database/wordpress/plugin/cost-calculator-builder/vulnerability/wordpress-cost-calculator-builder-plugin-4-0-
vdb-entry

Sources

CVE List CVE-2026-97307
NVD CVE-2026-97307

Fencer Vulns 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.

Summary