Allocation of Resources Without Limits or Throttling Affecting bugsink package, versions [,2.0.6)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-PYTHON-BUGSINK-13876681
  • published12 Nov 2025
  • disclosed10 Nov 2025
  • creditRui Xi Cycloctane

Introduced: 10 Nov 2025

NewCVE-2025-64509  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade bugsink to version 2.0.6 or higher.

Overview

bugsink is a Self-hosted Error Tracking

Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the Brotli Decompression process. An attacker can cause excessive CPU consumption by submitting a specially crafted Brotli-compressed envelope, resulting in service disruption. This is only exploitable if the DSN is known to the attacker.

References

CVSS Base Scores

version 4.0
version 3.1