CLEANSTART-2026-PU23889

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Import Source
https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-PU23889.json
JSON Data
https://api.osv.dev/v1/vulns/CLEANSTART-2026-PU23889
Upstream
Published
2026-10-31T11:47:46Z
Modified
2026-10-31T16:04:21Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • 1.7 (Low) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS Calculator
Summary
zlib is a Ruby interface for the zlib compression/decompression library
Details

CVE-2026-27820 affects multiple packages. zlib is a Ruby interface for the zlib compression/decompression library. See references for individual vulnerability details.

References

Affected packages

CleanStart / ruby

Package

Name
ruby
Purl
pkg:apk/cleanstart/ruby

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.2.10-r0

Database specific

source
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-PU23889.json"

CleanStart / ruby-3.3

Package

Name
ruby-3.3
Purl
pkg:apk/cleanstart/ruby-3.3

Affected ranges

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

Database specific

source
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-PU23889.json"