Unverified50% confidenceFactExact time
The core change in langchain-core 1.6.8 compared to 1.6.7 is that SSRF checks for scoped and compatible IPv6 addresses were hardened via PR #41151.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/10/2026
First Seen
Valid until: 1/8/2027
Sources
Related Entities
Related Claims
UnverifiedScoped IPv6 addresses carry a zone identifier (zone ID), such as fe80::1%eth0; IPv4-mapped addresses embed an IPv4 address in IPv6 notation, such as ::ffff:127.0.0.1.65% similarUnverifiedThe commit hash for langchain-core 1.6.9 is fc7dc77, signed using GitHub's verified signature mechanism (GPG key ID: B5690EEEBB952194).65% similarUnverifiedThe core fix in langchain-core 1.6.5 (#40792) is to abbreviate overly long tool IDs in XML buffer strings65% similarUnverifiedThe core change in v0.31.1rc0 is the addition of the capability to expose cached prompt tokens by cache tier in the metrics system, corresponding to PR #56318.63% similar
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