Prometheus 3.5.4

Release · · Official release notes ↗

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Changelog

PR / issue Type Description
#18650 Security STACKIT SD: Fix secrets being exposed in plaintext via /-/config endpoint. Thanks to and for reporting. GHSA-39j6-789q-qxvh
#18934 Security Dependencies: Bump golang.org/x/net to v0.55.0 and OpenTelemetry to v1.43.0 to fix reported CVEs (GO-2026-5026, GO-2026-4918, GO-2026-4985).
#18935 Security UI: Bump mantine-ui dependencies (react-router-dom, vitest, vite, postcss) to their patched versions to resolve security advisories.
#18792 Enhancement Release: Container images are now also published to the GitHub Container Registry (ghcr.io).

Reproduced from the official Prometheus 3.5.4 release notes. Last checked 7 Jul 2026, 21:23 UTC.