CVE-2025-47908: GO-2024-2883 - Denial of service via malicious preflight requests in github.com/rs/cors

CVE-2025-47908 · Severity: info · Published 2024-07-02

Denial of service via malicious preflight requests in github.com/rs/cors

Technologies: github.com/rs/cors (Go). Vendors: Go.

Quick answers

Is CVE-2025-47908 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-47908 being exploited in the wild.
How severe is CVE-2025-47908?
Informational severity, published 2 July 2024.
Which products and versions are affected?
github.com/rs/cors (Go) SEMVER:introduced=1.9.0,fixed=1.11.0.
Is there a fix for CVE-2025-47908?
Yes. github.com/rs/cors (Go): upgrade to 1.11.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-47908?
Check whether you run github.com/rs/cors (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • github.com/rs/cors (Go): upgrade to 1.11.0 or later
    go get github.com/rs/cors@v1.11.0

Affected products

  • github.com/rs/cors (Go) SEMVER:introduced=1.9.0,fixed=1.11.0

Identifiers

  • CVE-2025-47908
  • GHSA-mh55-gqvf-xfwm
  • GO-2024-2883

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