tocsin

Go/github.com/kcp-dev/kcp CVE-2026-61682: unknown, EPSS 0.38%

kcp front-proxy does not strip inbound X-Remote-* identity headers, allowing any authenticated client to inject groups/warrants and impersonate system:masters in any workspace in github.com/kcp-dev/kc

Action: Upgrade github.com/kcp-dev/kcp to 0.31.4 or later.

go get github.com/kcp-dev/kcp@v0.31.4
go get github.com/kcp-dev/kcp@v0.32.2

Affected

introducedfixedlast affected
00.31.4-
0.32.00.32.2-

Fixed versions

0.31.40.32.2

Sources

CVE-2026-61682 · published · modified · JSON