CLEANSTART-2026-PQ31428

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Import Source
https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-PQ31428.json
JSON Data
https://api.osv.dev/v1/vulns/CLEANSTART-2026-PQ31428
Upstream
Published
2026-10-22T00:38:27Z
Modified
2026-10-22T01:00:16Z
Severity
  • 9.6 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N CVSS Calculator
Summary
ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label
Details

CVE-2026-39821 affects multiple packages. The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. See references for individual vulnerability details.

References

Affected packages

CleanStart / minio

Package

Name
minio
Purl
pkg:apk/cleanstart/minio

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.20250907.161309-r8

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-PQ31428.json"

CleanStart / rclone

Package

Name
rclone
Purl
pkg:apk/cleanstart/rclone

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.74.3-r4

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-PQ31428.json"

CleanStart / etcd

Package

Name
etcd
Purl
pkg:apk/cleanstart/etcd

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.4.45-r1

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-PQ31428.json"