CVE-2022-2294Heap buffer overflow in WebRTC in Google Chrome prior to 103.0.5060.114 allowed a remote attacker to potentially exploit heap corruption…
- 8.8HighCVSS base score
- 70.8%Exploitation in 30 daysEPSS · top 0.6% of all CVEs
- YesKnown exploitedin CISA's KEV since 25 Aug 2022
- YesPublic exploitsa reference or SSVC says so
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.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as WebRTC Heap Buffer Overflow Vulnerability.
- Added
- 25 Aug 2022
- Fix due (US federal)
- 15 Sept 2022
- Used by ransomware
- Known
Apply updates per vendor instructions.
ENISA's EU Vulnerability Database lists it as exploited, from CISA's KEV, since 25 Aug 2022.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. CISA's SSVC rates its exploitation: it is being exploited.
Timeline
ID reserved
By Chrome
- 25 days later
· 25 days later
Published
- 28 days later
· 28 days later
Added to CISA KEV
Known exploited, also by ransomware
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 70.8% · top 0.6% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Affected products
References
References9
- https://crbug.com/1341043 (opens in a new tab)x_transferred
- https://chromereleases.googleblog.com/2022/07/stable-channel-update-for-desktop.html (opens in a new tab)x_transferred
- FEDORA-2022-0102ccc2a2 (opens in a new tab)vendor-advisoryx_transferred
- FEDORA-2022-1d3d5a0341 (opens in a new tab)vendor-advisoryx_transferred
- [oss-security] 20220728 WebKitGTK and WPE WebKit Security Advisory WSA-2022-0007 (opens in a new tab)mailing-listx_transferred
- GLSA-202208-35 (opens in a new tab)vendor-advisoryx_transferred
- GLSA-202208-39 (opens in a new tab)vendor-advisoryx_transferred
- GLSA-202311-11 (opens in a new tab)vendor-advisoryx_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-2294 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-34567 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2022-2294)Record last updated .