- - Fixed two security issues: a remote‑write denial‑of‑service via oversized snappy payloads and a secret‑exposure leak in STACKIT service discovery.
- - Introduced experimental PromQL start‑timestamp functions (start(), end(), range(), step()), enhanced rate/irate/increase to use start timestamps, added a /api/v1/status/self metrics endpoint, and a UI for deleting time series and clean...
- - Expanded service discovery (DigitalOcean Managed Databases, Outscale VM, AWS IPv6 and external‑id support), improved TSDB performance (constant‑time head chunk lookup, mmap optimizations), and delivered numerous bug fixes across API, P...
3.12.0 / 2026-05-28
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Deprecate non‑true/all values for the stats query parameter on /api/v1/query and /api/v1/query_range, now returning a warning and slated for removal in the next major release.
Updated golang.org/x/text to v0.39.0 and google.golang.org/grpc to v1.82.1, fixing CVE‑2026‑56852 and GHSA‑hrxh‑6v49‑42gf.