CLEANSTART-2026-UN38263

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Import Source
https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-UN38263.json
JSON Data
https://api.osv.dev/v1/vulns/CLEANSTART-2026-UN38263
Upstream
  • CVE-2026-56862
Published
2026-10-06T00:36:14Z
Modified
2026-10-06T01:00:19Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
Handshake messages, such as KeyUpdate, are always considered as state-advancing, regardless of whether a handshake has been completed or not
Details

Security vulnerability affects the temporal-server package. Handshake messages, such as KeyUpdate, are always considered as state-advancing, regardless of whether a handshake has been completed or not.

References

Affected packages

CleanStart / temporal-server

Package

Name
temporal-server

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.31.3-r3

Database specific

source
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-UN38263.json"