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v1.11.4

langflow-ai/langflowv1.11.4Aug 19, 2026by erichare

AI Summary

A maintenance and stability release focusing on CI/CD improvements, MCP SDK fixes, and remediation of security findings from Mend scans.

Key Highlights

  • Fixed CI workflows to keep skipped package releases green and stop sending target_commitish
  • Backported MCP SDK <2.0 pin for uvx-launched servers
  • Remediated Mend scan findings on release-1.11.4

Full Release Notes

<!-- Release notes generated using configuration in .github/release.yml at v1.11.4 -->

## What's Changed
### 🐛 Bug Fixes
* fix: keep LFX index aligned in release workflows by @erichare in https://github.com/langflow-ai/langflow/pull/14105
* fix(ci): poll PyPI before publishing nightly by @erichare in https://github.com/langflow-ai/langflow/pull/14222
* fix(ci): make nightly release branch static and fix workflow structure by @vjgit96 in https://github.com/langflow-ai/langflow/pull/14219
* fix(ci): target 1.12 release nightlies by @erichare in https://github.com/langflow-ai/langflow/pull/14240
* fix(components): send chained input as user turn by @Cristhianzl in https://github.com/langflow-ai/langflow/pull/14286
* fix(cuga): correct event debug log typo by @erichare in https://github.com/langflow-ai/langflow/pull/14275
* fix(mcp): match display_name and description in search_registry query filter by @Simonzhaohui in https://github.com/langflow-ai/langflow/pull/14270
* fix(mcp): backport MCP SDK <2.0 pin for uvx-launched servers by @viktoravelino in https://github.com/langflow-ai/langflow/pull/14298
* fix(deps): restore FastAPI range by @erichare in https://github.com/langflow-ai/langflow/pull/14301
* fix(ci): align nightly workflows with langflow-base by @erichare in https://github.com/langflow-ai/langflow/pull/14352
* fix(deps): bump vulnerable dependency floors and add npm overrides by @Adam-Aghili in https://github.com/langflow-ai/langflow/pull/14529
* fix(docker): pin Node and npm major across all image variants by @erichare in https://github.com/langflow-ai/langflow/pull/14531
* fix(mcp): don't commit a borrowed transaction during startup MCP reconciliation by @erichare in https://github.com/langflow-ai/langflow/pull/14545
* fix(security): complete image dependency remediation (release-1.11.4) by @erichare in https://github.com/langflow-ai/langflow/pull/14546
* fix(ci): assert the base wheel's real console script name (release-1.11.4) by @erichare in https://github.com/langflow-ai/langflow/pull/14572
* fix(mcp): merge per-request global variables with the stored ones by @erichare in https://github.com/langflow-ai/langflow/pull/14604
* fix(background): scope suspended-run supersede to the submitting session (release-1.11.4) by @erichare in https://github.com/langflow-ai/langflow/pull/14615
### 📝 Documentation Updates
* docs: fastapi pagination error troubleshooting by @mendonk in https://github.com/langflow-ai/langflow/pull/14294
### Others
* ci: fix flaky Playwright report aggregation by @erichare in https://github.com/langflow-ai/langflow/pull/14221
* chore: update deps 1.11.1 by @Adam-Aghili in https://github.com/langflow-ai/langflow/pull/14280
* chore(deps): remediate Mend scan findings on release-1.11.4 (backport of #14555) by @erichare in https://github.com/langflow-ai/langflow/pull/14562

## New Contributors
* @Simonzhaohui made their first contribution in https://github.com/langflow-ai/langflow/pull/14270

**Full Changelog**: https://github.com/langflow-ai/langflow/compare/v1.11.3...v1.11.4