CVE-2022-47933

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-12-24 · updated 2026-06-17
Weakness: CWE-755

Description

Brave Browser before 1.42.51 allowed a remote attacker to cause a denial of service via a crafted HTML file that references the IPFS scheme. This vulnerability is caused by an uncaught exception in the function ipfs::OnBeforeURLRequest_IPFSRedirectWork() in ipfs_redirect_network_delegate_helper.cc.

Affected products

https://github.com/brave/brave-core: before 1.42.51 — fixed in 1.42.51

How to fix

Upgrade to a fixed version: https://github.com/brave/brave-core 1.42.51. Check the vendor advisory for mitigations.

References

https://github.com/brave/brave-browser/issues/23646
https://github.com/brave/brave-browser/issues/24378
https://github.com/brave/brave-core/commit/7ef8cb2f232abdf59ec9c3c99a086a14b972bc56
https://github.com/brave/brave-core/pull/13989
https://hackerone.com/reports/1610343
https://github.com/brave/brave-browser/issues/23646
https://github.com/brave/brave-browser/issues/24378
https://github.com/brave/brave-core/commit/7ef8cb2f232abdf59ec9c3c99a086a14b972bc56
https://github.com/brave/brave-core/pull/13989
https://hackerone.com/reports/1610343

Get alerted when CVE-2022-47933 or the next vulnerability affects your stack