Sensitive data exposure in WordPress Swish Migrate and Backup plugin
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-201.
Summary
The Swish Migrate and Backup plugin for WordPress from SwishFolio, up to and including 1.4.0, inserts sensitive information into data it sends (CWE-201). An unauthenticated remote attacker can read that exposed data, though the CVSS rating marks the attack as high complexity.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
Unauthenticated Sensitive Data Exposure in Swish Migrate and Backup <= 1.4.0 versions.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| SwishFolio | Swish Migrate and Backup | up to 1.4.0 | — | No fix listed | CNA |
- Swish Migrate and Backup VendorSwishFolio Affected up to 1.4.0 Fixed in — No fix listed CNA
Remediation
The sources list no fixed version for Swish Migrate and Backup.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-11 Threatist record created from CVE-2026-42419
- 2026-10-11 Alias added: GHSA-c4mh-8g6q-35rx
Sources
- CVE-2026-42419 · CVE Program
- CVE-2026-42419 · NVD
- FIRST EPSS
- GHSA-c4mh-8g6q-35rx · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences