Observability

Prometheus: what changed

In the last 90 days, 10 summarized changes: 1 security advisories, 2 deprecations, 5 releases, 2 fixes. Stackdiff reads Prometheus's own feeds (prometheus.io) and writes two sentences per change with a link to the source; it never republishes release notes. Sources last checked .

Needs attention

Breaking changes, security advisories, end-of-life and license changes from the last 90 days, worst first.

3.13.2Securitymedium
3.13.2 / 2026-07-29

Latest changes

Newest first, every type. Releases and fixes sit below anything that can hurt you in the weekly brief; here they are in order.

3.13.3Fix
3.13.3 / 2026-09-07
0.313.3Release
v0.313.3
3.14.0Deprecatedmedium
3.14.0 / 2026-08-17
0.314.0Release
v0.314.0
3.14.0-rc.0Deprecatedmedium
3.14.0-rc.0 / 2026-08-06
0.314.0-rc.0Release
v0.314.0-rc.0
0.313.2Release
v0.313.2
3.13.2Securitymedium
3.13.2 / 2026-07-29
0.313.1Release
v0.313.1
3.13.1Fix
3.13.1 / 2026-07-10
News
Learning Cloud-Native Engineering Beyond Tutorials Through LFX
0.311.3Securitymedium
GHSA-fw8g-cg8f-9j28: Prometheus vulnerable to stored XSS via crafted histogram bucket label values in the old web UI heatmap display
0.305.2Securityhigh
GHSA-8rm2-7qqf-34qm: Prometheus: Remote read endpoint allows denial of service via crafted snappy payload
0.311.3Securitymedium
GHSA-wg65-39gg-5wfj: Prometheus Azure AD remote write OAuth client secret exposed via config API
News
Ask the Prometheus docs with Kapa.ai
0.311.2-0.20260410083055-07c6232d159bSecuritymedium
GHSA-vffh-x6r8-xx99: Prometheus has Stored XSS via metric names and label values in Prometheus web UI tooltips and metrics explorer
News
Introducing the UX Research Working Group
News
Uncached I/O in Prometheus
News
Modernizing Prometheus: Native Storage for Composite Types
News
Introducing the Experimental info() Function
3.8.0News
Visualizing Target Relabeling Rules in Prometheus 3.8.0
News
How Non-Developers Can Contribute to Prometheus
News
PromCon is Only One Month Away; See You in Person or via Live Stream!
News
YACE is joining Prometheus Community
3.0Breakinghigh
Announcing Prometheus 3.0
3.0Breakinghigh
Prometheus 3.0 Beta Released
News
Our commitment to OpenTelemetry
News
The Schedule for the PromCon Europe 2023 is Live
2.43News
FAQ about Prometheus 2.43 String Labels Optimization
News
Introducing Prometheus Agent Mode, an Efficient and Cloud-Native Way for Metric Forwarding

Where Stackdiff reads Prometheus

Only what the vendor publishes for machines. Excerpts are capped, summaries are our own two sentences, and every line links back.

Get Prometheus changes in your Monday brief

Add Prometheus and the rest of your stack; breaking changes and CVEs go out the moment they're seen, everything else on Monday.

Get your first brief

Other observability tools