WordPress Swish Migrate and Backup plugin <= 1.4.0 - Sensitive Data Exposure vulnerability

published 2026-10-10 29 d ago modified 2026-10-13 26 d ago also EUVD-2026-96543

cvss: 5.9; 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 17%
public exploits: 0; none known

Unauthenticated Sensitive Data Exposure in Swish Migrate and Backup <= 1.4.0 versions.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 28 d ago (2026-10-11)

Exploit prediction

0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.9	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

SwishFolio Swish Migrate and Backup

Classification

Weakness

CWE-201 Insertion of Sensitive Information Into Sent Data

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/swish-migrate-and-backup/vulnerability/wordpress-swish-migrate-and-backup-plugin-1-
vdb-entry

Sources

CVE List CVE-2026-42419
NVD CVE-2026-42419

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