EUVD Vulnerability Catalog

EUVD-2026-104796

Severity: CRITICAL Base Score: 9.3 CVSS Version: 4.0

Vulnerability Description

In the RingRTC library before 2.72.0 for Signal, a peer that saturates a call's FSM queue can interfere with the ability of a local hangup to tear the call (with its audio and perhaps also video track) down.

CVSS Vector Analysis

Below is the complete, human-readable breakdown of the CVSS metric string: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:N/SA:N/S:P

▪ Attack Vector (AV): Network

▪ Attack Complexity (AC): Low

▪ Attack Requirements (AT): None

▪ Privileges Required (PR): None

▪ User Interaction (UI): Passive

▪ Vulnerability Confidentiality Impact (VC): High

▪ Vulnerability Integrity Impact (VI): High

▪ Vulnerability Availability Impact (VA): None

▪ Subsequent Confidentiality Impact (SC): High

▪ Subsequent Integrity Impact (SI): None

▪ Subsequent Availability Impact (SA): None

▪ Scope (S): P

Affected Vendors & Systems

Vendor Signal

References & Advisory Links

Metadata Profile

Database Authority

European Union Agency for Cybersecurity (ENISA) EUVD

Assigner

mitre

EPSS Probability

0.87

Known Aliases

CVE-2026-113380 GHSA-5c63-xm6f-r368

Published On

2026-10-20

Last Updated

2026-10-31