Missing Release of Resource after Effective Lifetime Affecting hackney package, versions <1.24.0
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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Test your applications- Snyk IDSNYK-HEX-HACKNEY-10260412
- published29 May 2025
- disclosed28 May 2025
- creditMichał Majchrowicz, Marcin Wyczechowski, Paweł Zdunek
Introduced: 28 May 2025
NewCVE-2025-3864 (opens in a new tab)How to fix?
Upgrade hackney to version 1.24.0 or higher.
Overview
Affected versions of this package are vulnerable to Missing Release of Resource after Effective Lifetime due to improper handling of HTTP connections after receiving 307 Temporary Redirect responses. An attacker can cause a denial of service by exhausting all available connections in the pool.