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- Help Net Security
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- Malware & exploits
- Vulnerabilities
- 1 CVE
A flaw in Signal’s calling library could let the other person on a call keep receiving a user’s audio, and possibly video, after that user hangs up. Tracked as CVE-2026-113380, the vulnerability affects RingRTC versions before 2.72.0. RingRTC is the open source library that powers voice and video calls in Signal’s apps, built on WebRTC, the technology browsers use for live audio and video. The CVE record states that “a peer that saturates a call’s … More →…
If you run the affected product
- Find every instance – especially the ones reachable from the internet.
- Apply the vendor's patch or mitigation now: exploited flaws are fixed in days, not at the next patch cycle.
- Then check for signs it was used before you patched: web shells, new accounts, unusual outbound traffic.
More helpCISA's Known Exploited Vulnerabilities catalogue (opens in a new tab)
The vulnerabilities in this story
CVE-2026-113380 in the NVD (opens in a new tab)
- CVSS9.3Critical
- CISA KEVNot listedno confirmed exploitation on CISA’s list (yet)
Exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog (CC0). Exploit prediction: EPSS by FIRST. This product uses the NVD API but is not endorsed or certified by the NVD.
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