CVE-2025-1048: high-severity vulnerability in Sonos Era 300
Sonos Era 300 Speaker libsmb2 Use-After-Free Remote Code Execution Vulnerability
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 0.5%
Sonos Era 300 Speaker libsmb2 Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sonos Era 300 speakers. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the processing of SMB data. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the anacapa user. Was ZDI-CAN-25535.
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Sonos · Era 300Related CVEs — Sonos Era 300
In the same product, most dangerous first.
CVE-2026-4149CRITICALSonos Era 300 SMB Response Out-Of-Bounds Access Remote Code Execution VulnerabilityEPSS 1.0%CVE-2025-1050HIGHSonos Era 300 Out-of-Bounds Write Remote Code Execution VulnerabilityEPSS 0.4%CVE-2025-1049HIGHSonos Era 300 Heap-based Buffer Overflow Remote Code Execution VulnerabilityEPSS 0.4%CVE-2025-1051HIGHSonos Era 300 Heap-based Buffer Overflow Remote Code Execution VulnerabilityEPSS 0.4%