# CVE-2026-32178

## Summary

- **CVE ID:** CVE-2026-32178
- **Severity:** HIGH
- **CVSS Score:** 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
- **CWE:** CWE-138
- **Published:** Apr 14, 2026
- **Last Modified:** Aug 14, 2026

## Description

Improper neutralization of special elements in .NET allows an unauthorized attacker to perform spoofing over a network.

## Affected Products

- Microsoft — .NET 10.0 (10.0.0)
- Microsoft — .NET 8.0 (8.0)
- Microsoft — .NET 8.0 (8.0.0)
- Microsoft — .NET 9.0 (9.0.0)
- Microsoft — Microsoft Visual Studio 2022 version 17.12 (17.12.0)
- Microsoft — Microsoft Visual Studio 2022 version 17.14 (17.14.0)

## References

- [CNA](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32178)
- [redhat-SADP](https://access.redhat.com/security/cve/CVE-2026-32178)
- [redhat-SADP](https://bugzilla.redhat.com/show_bug.cgi?id=2457781)
- [redhat-SADP](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32178.json)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:13281)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:13280)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:8467)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:8470)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:8472)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:8473)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:8468)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:8475)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:13693)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:13283)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:13282)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:8471)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:8469)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:8474)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:9077)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:9080)
- [redhat-SADP](https://access.redhat.com/errata/RHSA-2026:9205)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 2.28%
- **EPSS Percentile:** 82.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._