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3.11.3 / 2026-04-27

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@prombot prombot released this 27 Apr 15:56
Immutable release. Only release title and notes can be modified.
v3.11.3
eb173f5

This release fixes mutiple security issues.

We would like to thank the following people for the responsible disclosures:

  • Shadowbyte (4c1dr3aper) - Charlie Lewis for the Remote-Read snappy decode vulnerability.

  • Brett Gervasoni for the AzureAD OAuth client_secret vulnerability.

  • @iiihaiii and @ngocnn97 for the Old UI XSS vulnerability.

  • [SECURITY] AzureAD remote write: Fix OAuth client_secret being exposed in plaintext via /-/config endpoint. GHSA-wg65-39gg-5wfj / CVE-2026-42151 #18590

  • [SECURITY] Remote-read: Reject snappy-compressed requests whose declared decoded length exceeds the decode limit. GHSA-8rm2-7qqf-34qm / CVE-2026-42154 #18584

  • [SECURITY] UI: Fix stored XSS via unescaped le label values in old UI heatmap chart tick labels. GHSA-fw8g-cg8f-9j28 #18588