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Signal bug could let someone keep listening after you hang up

Malwarebytes
Malwarebytes
Published October 21, 2026Original Report

Excerpt

A recently disclosed flaw in Signal’s calling software could allow another participant to keep hearing you after you hang up. The vulnerability, tracked as CVE-2026-113380 ( CVSS score 9.3 out of 10), affects RingRTC versions earlier than 2.72.0. RingRTC is the open-source library behind Signal’s voice and video calling functionality, providing calling components for its mobile and desktop applications. The flaw concerns how Signal’s calling library shuts down a call. It does…

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Indicators of Compromise

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1 indicators

TypeIndicatorConfidenceScoreFirst Seen
CVECVE-2026-113380HighScore 60/100First seen

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