Medium 4.6Published Jun 9, 2026

CVE-2026-46532ESF-IDF: Heap Out-of-Bounds Read in Bluedroid AVRCP Target Parser

Updated under an hour ago (Oct 27, 2026, 3:23 PM ET)

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Every CVE for espressif esp-idf

Exploited in the last 30 days

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.2.6, 5.3.5, 5.4.4, 5.5.3, and 6.0, an out-of-bounds read exists in the BlueDroid AVRCP vendor-command parser (avrc_pars_vendor_cmd() in components/bt/host/bluedroid/stack/avrc/avrc_pars_tg.c). This issue has been patched in versions 5.2.7, 5.3.6, 5.4.5, 5.5.4, and 6.0.1.

CVSS: 4.6 MEDIUM (v3.1, CNA)CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L
Weakness (CWE): CWE-125
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Analyzed
Record last updated: Jun 10, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

espressif esp-idf espressif:esp_idf (from the name)	= 5.2.6; = 5.3.5; = 5.4.4; = 5.5.3; = 6.0	CNA record
espressif esp-idf espressif:esp-idf	5.2.6; 5.3.5; 5.4.4; 5.5.3; 6.0	NVD

References

References

https://github.com/espressif/esp-idf/security/advisories/GHSA-3pp8-42fh-3j3c	x-refsource-confirm, patch, vendor-advisory
https://github.com/espressif/esp-idf/commit/56053c4d1f37955ccf296cf2f6dfd0f7ebd4fae6	x-refsource-misc, patch
https://github.com/espressif/esp-idf/commit/60f9362f83a05942069532f357c234cd5e5d4302	x-refsource-misc, patch
https://github.com/espressif/esp-idf/commit/7c004d3fe3022f5f0db98dd1b2d0648a3a9cfb3f	x-refsource-misc, patch
https://github.com/espressif/esp-idf/commit/8746e5f7e762ead84d2902edec34d84cdd701b2b	x-refsource-misc, patch
https://github.com/espressif/esp-idf/commit/b0959b5ab1dc60398a916c80f14b1816780c801e	x-refsource-misc, patch
https://github.com/espressif/esp-idf/commit/c53d05ae526607ca5eae9ffedaf57775eec33a4f	x-refsource-misc, patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.