CVE-2017-0256: Microsoft.AspNetCore.Mvc.Core (exact versions not specified); +1 more affected products

CVE-2017-0256 affects Microsoft.AspNetCore.Mvc.Core. EPSS 0.03542 (percentile 0.89162), scored 20-Oct-2026. Fixed version: 1.0.0+echo.1. Fixed version: 1.0.4.

Affected technology

Microsoft.AspNetCore.Mvc.Core · Exact affected versions not specified by the source
Vendor not specified by the source

System.Text.Encodings.Web · Exact affected versions not specified by the source
Vendor not specified by the source

Component: Not specified by the source

What an attacker can do

The source does not specify what an attacker can achieve.

Published 22-Oct-2026 00:59 UTC

Product: Microsoft.AspNetCore.Mvc.Core
CCR priority: 0.9 /100 (P5)
EPSS: 0.03542 · percentile 0.89217 · 2026-10-21
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-22 01:10:55.718059+00:00 UTC
OSV.dev · Source record · observed 2026-10-21 16:37:07.765749+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2017-0256.html