CVE-2022-2294
WebRTC Heap Buffer Overflow Vulnerability
- High 8.8
- Exploited: added to CISA KEV 25 Aug 2022
- Used in ransomware campaigns
Description
Heap buffer overflow in WebRTC in Google Chrome prior to 103.0.5060.114 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Key facts
- Published
- 28 Jul 2022
- Last changed
- 4 Aug 2026
- Assigned by
- Chrome
- KEV added
- 25 Aug 2022
- KEV fix due
- 15 Sep 2022
- Used in ransomware
- Yes, according to CISA
- EPSS
- 70.833% likely to be exploited in the next 30 days, higher than 99.409% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: no; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 8.8CVSS 3.1, Highfrom CISA (ADP container)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
What to do
- Apply updates per vendor instructions.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Chrome |
|
Timeline
- 28 Jul 2022 Published
- 25 Aug 2022 CVE-2022-2294 added to CISA KEV
- 25 Aug 2022 Added to the CISA KEV catalogue