CVE-2026-113380

critical · 9.3

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.

9.3

CVSS

0.8%

EPSS (exploit prob.)

58th

EPSS percentile

2026-10-20

Published

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-754

References

https://github.com/signalapp/ringrtc/commit/4b1b6fa53c9f30c87c8ea78e44675d4a13e1e4d3
https://github.com/signalapp/ringrtc/compare/v2.71.0...v2.72.0
https://github.com/Imahian/Notes/tree/main/docs/CVEs/CVE-2026-113380

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-113380