CVE-2026-54464

RubyGems/websocket-driver CVE-2026-54464: medium, EPSS 0.45%

websocket-driver: Resource limit bypass via message compression

Action: Upgrade websocket-driver to 0.8.1 or later.

bundle update websocket-driver

Affected

Fixed versions

Sources

• osv: GHSA-33ph-fccm-39pj
• https://github.com/faye/websocket-driver-ruby/security/advisories/GHSA-33ph-fccm-39pj
• https://nvd.nist.gov/vuln/detail/CVE-2026-54464
• https://github.com/faye/websocket-driver-ruby/commit/fa8641724f10bf3273585f1dcf9041f540bbd036
• https://github.com/faye/websocket-driver-ruby
• https://github.com/faye/websocket-driver-ruby/releases/tag/0.8.1
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/websocket-driver/CVE-2026-54464.yml
• https://www.cve.org/CVERecord/SearchResults?query=CVE-2026-54464

CVE-2026-54464 · published 2026-07-15T22:03:59Z · modified 2026-09-10T03:50:51.444898994Z · JSON