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CVE-2026-5190

7.7 high SSVC exploitation: none Published
NVD · CVE.org

Out-of-bounds write in the streaming decoder component in aws-c-event-stream before 0.6.0 might allow a third party operating a server to cause memory corruption leading to arbitrary code execution on a client application that processes crafted event-stream messages. To remediate this issue, users should upgrade to version 0.6.0 or later.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Change history 2

  1. StatusAwaiting Analysis → PublishedNVD modified 2026-10-20 18:16
  2. First seenCVSS 7.7NVD modified 2026-10-20 19:17

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 3