CVE-2022-2294
WebRTC Heap Buffer Overflow Vulnerability
What is affected
| Vendor | WebRTC |
|---|---|
| Product | WebRTC |
| Weakness | CWE-122 |
The vulnerability
WebRTC, an open-source project providing web browsers with real-time communication, contains a heap buffer overflow vulnerability that allows an attacker to perform shellcode execution. This vulnerability impacts web browsers using WebRTC including but not limited to Google Chrome.
Required action
Apply updates per vendor instructions.
US federal civilian agencies were required to act by 15 September 2022 under BOD 22-01. The deadline is a compliance date, not a measure of severity — it says nothing about how dangerous the flaw is to anyone else.
Ransomware
CISA records this vulnerability as having been used in ransomware campaigns. That is a confirmed observation, not an assessment of likelihood.
Where this comes from
Every field on this page is taken from the CISA Known Exploited Vulnerabilities catalog, last synced 13 Nov 2026, 00:30. Nothing here is our own assessment. For the technical scoring, see the NVD record below.