Prometheus 3.13.4
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Changelog
| PR / issue | Type | Description |
|---|---|---|
| #19834 | Security | Bump google.golang.org/grpc to v1.83.1 to fix HTTP/2 DATA frame fragmentation memory exhaustion (GO-2026-6348). |
| #19834 | Security | UI: Update vulnerable npm dependencies. |
| #19814 | Bug fix | Agent: Ignore unknown WAL record types to allow rolling back from newer versions. |
| #19679 | Bug fix | Federation: Fix corruption of float native histograms. |
| #19682 | Bug fix | Scrape: Fix failing scrapes of protobuf float histograms with zero sample, zero and bucket counts, such as the result of recording rate(x[1m]) over a constant histogram. |
Reproduced from the official Prometheus 3.13.4 release notes. Last checked 8 Oct 2026, 13:19 UTC.