HighSeptember 22, 2026CVSS 8.4
Source: NVD

CVE-2016-15059: CVE-2026-74766 - Net::IDN::Punycode versions from 2.301 before 2.590 for Perl allow a heap use-after-free via a decoded code point that r

Net::IDN::Punycode versions from 2.301 before 2.590 for Perl allow a heap use-after-free via a decoded code point that reallocates the output buffer in decode_punycode. The XS back... This is a high threat mapped to CVE-2026-74766, CVE-2016-15059; security leaders should validate exposure, prioritize patching, and v...

Related CVEs

CVE-2026-74766CVE-2016-15059

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SecOps Recommended Triage Checklist

  • 01.Scope & Asset Discovery: Query vulnerability scanners (e.g. Tenable) and software bill of materials (SBOM) to pinpoint affected packages and services.
  • 02.Vendor Patch Application: Prioritize deployment of official security patches released by upstream vendors.
  • 03.Compensating Defense Controls: If patch cannot be applied immediately, enforce strict firewall/WAF boundaries and isolate target instances.
  • 04.Endpoint Behavioral Monitoring: Audit telemetry via EDR (e.g. CrowdStrike) for abnormal child processes or privilege escalation attempts.

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