Allocation of Resources Without Limits or Throttling Affecting websocket-driver package, versions <0.8.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published8 Jul 2026
- disclosed8 Jul 2026
- creditUnknown
Introduced: 8 Jul 2026
NewCVE-2026-54464 (opens in a new tab)How to fix?
Upgrade websocket-driver to version 0.8.1 or higher.
Overview
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the permessage-deflate extension. An attacker can cause the application to process messages that exceed the intended resource limits by sending compressed messages that, when decompressed, are larger than the configured maximum size.