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Some sources or documents need attention: 274/275 feeds/APIs · 469/469 docs · 9/9 advisories · checked 10:01 UTC Customize Public modeDiscuss ChangeIntel on Discord

When Conn.Handshake fails during ALPN negotiation the error contains attacker controlled information (the ALPN protocols sent by the client) which is not escaped.

Exact source revision recorded 25 Oct 2026 03:17:18 UTC. It does not establish the source's current position. Latest evidence.

Explicit identifiers and source references

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2025-58189 · Microsoft / collected KEV context

nvd · CVE-2025-58189

Current operational correlations are not mixed into this historical source record. Open latest evidence to discover current connections.

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Sources read 11 Nov 10:01 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current