Golang
CVE-2026-0794
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
ALGO 8180 IP Audio Alerter SIP Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ALGO 8180 IP Audio Alerter devices. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the handling of SIP calls. 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 device. Was ZDI-CAN-28303.
AnalysisAI
ALGO 8180 has a use-after-free in SIP session handling (EPSS 1.1%) enabling remote code execution through crafted VoIP signaling sequences.
Technical ContextAI
The ALGO 8180's SIP stack has a CWE-416 use-after-free vulnerability in session management that can be triggered by specific SIP signaling sequences, the fifth critical vulnerability in this device.
RemediationAI
Update firmware for all five vulnerabilities. Consider replacing the device if firmware updates are not available.
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Same weakness CWE-416 – Use After Free
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External POC / Exploit Code
Leaving vuln.today