CVE-2026-46532
ESF-IDF: Heap Out-of-Bounds Read in Bluedroid AVRCP Target Parser
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.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
4.6
ESF-IDF: Heap Out-of-Bounds Read in Bluedroid AVRCP Target Parser
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.
- Record
CVE-2026-46532- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L - Weakness
- CWE-125
- Updated
- 2026-11-02
EUVDEUVD-2026-35919
4.6
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.
- Record
EUVD-2026-35919- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L - Updated
- 2026-11-02
NVD
4.6
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.
- Record
CVE-2026-46532- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L - Weakness
- CWE-125
- Updated
- 2026-11-02
OSV
4.6
ESF-IDF: Heap Out-of-Bounds Read in Bluedroid AVRCP Target Parser
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.
- Record
CVE-2026-46532- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L - Weakness
- CWE-125
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-46532 is a medium vulnerability (CVSS 4.6) in Espressif Esp-idf, published June 10, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 13th percentile. No source names a fixed version.
References
github.com/espressif/esp-idf/security/advisories/GHSA-3pp8-42fh-3j3c
github.com/espressif/esp-idf/commit/56053c4d1f37955ccf296cf2f6dfd0f7ebd4fae6
github.com/espressif/esp-idf/commit/60f9362f83a05942069532f357c234cd5e5d4302
github.com/espressif/esp-idf/commit/7c004d3fe3022f5f0db98dd1b2d0648a3a9cfb3f
github.com/espressif/esp-idf/commit/8746e5f7e762ead84d2902edec34d84cdd701b2b
github.com/espressif/esp-idf/commit/b0959b5ab1dc60398a916c80f14b1816780c801e
github.com/espressif/esp-idf/commit/c53d05ae526607ca5eae9ffedaf57775eec33a4f
github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46532.json
nvd.nist.gov/vuln/detail/CVE-2026-46532