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P4
CVE-2026-5190: aws-c-event-stream 0 to before 0.6.0
CVE-2026-5190. CVSS 3.1 base score 7.5 (HIGH, Source advisory). EPSS 0.00531 (percentile 0.43755), scored 20-Oct-2026.
Affected technology
aws-c-event-stream · 0 to before 0.6.0
AWS
Description’s affected range: before 0.6.0 might
Component: Not specified by the source
Attack conditions (Source advisory, CVSS 4.0): Network (remote) · No privileges required · Passive user interaction
What an attacker can do
The source reports that an attacker could run attacker-chosen code. Source advisory’s CVSS 4.0 assessment (base score 7.7/10) rates confidentiality, integrity and availability impact as high.
- CWE
- CWE-787
- CCR priority
- 30.1 /100 (P4)
- CVSS 3.1
- 7.5 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00531 · percentile 0.43755 · 2026-10-20
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-20 21:22:07.084487+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-5190.html