CVE-2025-55315 EXPLOIT
9.9
CRITICAL · CVSS 3.1 · EPSS 65.9% (pctl 99)
Patch early
A public exploit exists.
Description
Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an authorized attacker to bypass a security feature over a network.
Scoring
| CVSS | 9.9 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L |
| EPSS | 65.94% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-444 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2025-10-14 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| microsoft | asp.net core |
| microsoft | visual studio 2022 |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | ASP.net 8.0.10 - Bypass | 2026-04-06 |
References
→ the Explorer · watch your stack · NVD