esphome

v2026.5.3 Bugfix

This release fixes issues for SREs watching stability and regressions.

Published 1mo Home Automation

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✓ No known CVEs patched

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✓ No known CVEs patched in this version

Topics

esp32 esp8266 home-assistant home-automation iot mqtt

+3 more

platformio python yaml

Summary

AI summary

Fixed RC5 decoding for either receive polarity.

Changes in this release

Type	Severity	Summary	CVE
Bugfix
Bugfix	Medium	Fix RC5 decoding at either receive polarity Fix RC5 decoding at either receive polarity Source: llm_adapter@2026-06-05 Confidence: high	—
Bugfix	Medium	Restore ESP-IDF version on logs/upload fast path and clean build on framework change Restore ESP-IDF version on logs/upload fast path and clean build on framework change Source: llm_adapter@2026-06-05 Confidence: high	—
Bugfix	Medium	Fix lwipopts template load on Windows extended-length paths for RP2040 Fix lwipopts template load on Windows extended-length paths for RP2040 Source: llm_adapter@2026-06-05 Confidence: high	—
Bugfix	Medium	Fix duplicate Device Information Service with string UUIDs in ESP32 BLE server Fix duplicate Device Information Service with string UUIDs in ESP32 BLE server Source: llm_adapter@2026-06-05 Confidence: high	—

Full changelog

[remote_base] Fix RC5 decoding at either receive polarity esphome#16767 by @swoboda1337
[esp32][core] Restore ESP-IDF version on logs/upload fast path and clean build on framework change esphome#16770 by @swoboda1337
[rp2040] Fix lwipopts template load on Windows extended-length paths esphome#16783 by @swoboda1337
[esp32_ble_server] Fix duplicate Device Information Service with string UUIDs esphome#16784 by @swoboda1337

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About esphome

ESPHome is a system to control your ESP32, ESP8266, BK72xx, RP2040 by simple yet powerful configuration files and control them remotely through Home Automation systems.

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Related context

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Earlier breaking changes

v2026.5.1 Break api_connection/api_server include cycle to drop custom unique_ptr deleter.