Allocation of Resources Without Limits or Throttling Affecting std/net/http package, versions <1.24.8>=1.25.0 <1.25.2
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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- published6 Jan 2026
- disclosed29 Oct 2025
- creditjub0bs
Introduced: 29 Oct 2025
CVE-2025-58186 (opens in a new tab)How to fix?
Upgrade std/net/http to version 1.24.8, 1.25.2 or higher.
Overview
std/net/http is a Go standard library package std/net/http
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling.
Go Vulnerability Report:
Despite HTTP headers having a default limit of 1MB, the number of cookies that can be parsed does not have a limit. By sending a lot of very small cookies such as "a=;", an attacker can make an HTTP server allocate a large amount of structs, causing large memory consumption.