November 11, 2026

CVE Watchtower

← Back to CVE List

CVE-2026-88092NVD

Vulnerability Summary

Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an unauthorized attacker to perform tampering over a network.
Severity Level
CRITICAL(9.4)
Published Date
Oct 13, 2026
Last Modified
Oct 16, 2026
Exploitation Status
No confirmed exploitation yet
CVE Record Status
Published
EPSS Score (30-Day)
0.93%Probability
Root Weakness (CWE)
CWE-444: Unknown/Unlisted Weakness ↗
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v3.1 Base Metrics — Score 9.4 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityLow

Affected & Patched Versions

Affected Versions
  • Microsoft Asp.net Core >= 8.0.0 and < 8.0.32
  • Microsoft Asp.net Core >= 9.0.0 and < 9.0.21
  • Microsoft Asp.net Core >= 10.0.0 and < 10.0.13
  • Microsoft Asp.net Core > 11.0.0
  • Microsoft Asp.net Core
  • Microsoft Visual Studio 2022 >= 17.14.0 and < 17.14.42
  • Microsoft Visual Studio 2026 >= 18.10.0 and < 18.10.4
Patched Versions
  • Microsoft Asp.net Core 8.0.32
  • Microsoft Asp.net Core 9.0.21
  • Microsoft Asp.net Core 10.0.13
  • Microsoft Visual Studio 2022 17.14.42
  • Microsoft Visual Studio 2026 18.10.4
🎁7-Day Free Trial — Try Pro or Team, no card required.
📧Email Delivery — Threat intel straight to your inbox.
♾️Unlimited Vendors — Track your entire stack.
🚨All New CVEs — Be the first to know.
📈EPSS Spike Alerts — Catch rising risk before it peaks.
🎯Custom EPSS/CVSS — Filter noise, focus on risk.
🛡️Exploit Intel — A 2nd confirmed-exploit signal beyond KEV.
🐙GitHub Issues — Auto-tracked, no duplicates.
📬Weekly Digest — One clean summary, not inbox spam.
🏷️Watchlist Groups — Tag alerts by team (Infra/AppSec/SOC).
💬Webhooks — Slack & Teams integration.
🔀Smart Routing — Critical alerts to one channel, rest to another.
🚫Ad-Free — Uninterrupted experience.
🎁7-Day Free Trial — Try Pro or Team, no card required.
📧Email Delivery — Threat intel straight to your inbox.
♾️Unlimited Vendors — Track your entire stack.
🚨All New CVEs — Be the first to know.
📈EPSS Spike Alerts — Catch rising risk before it peaks.
🎯Custom EPSS/CVSS — Filter noise, focus on risk.
🛡️Exploit Intel — A 2nd confirmed-exploit signal beyond KEV.
🐙GitHub Issues — Auto-tracked, no duplicates.
📬Weekly Digest — One clean summary, not inbox spam.
🏷️Watchlist Groups — Tag alerts by team (Infra/AppSec/SOC).
💬Webhooks — Slack & Teams integration.
🔀Smart Routing — Critical alerts to one channel, rest to another.
🚫Ad-Free — Uninterrupted experience.

External References