Medium
Security advisory
Improper handling of highly compressed data (data amplification) in ASP.NET Core allows an unauthorized attacker to deny service over a network.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2026-69304
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 05:38 UTC · Revision 1
Source evidence
Improper handling of highly compressed data (data amplification) in ASP.NET Core allows an unauthorized attacker to deny service over a network.
osv:CVE-2026-69304
Complete source record
{
"id": "83c31861952ce66985a163cb0b3b0bf396a69a5be8943bd649a05f319432738d",
"url": "https://osv.dev/vulnerability/CVE-2026-69304",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2026-69304",
"summary": "Improper handling of highly compressed data (data amplification) in ASP.NET Core allows an unauthorized attacker to deny service over a network.",
"evidence": "osv:CVE-2026-69304",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2026-69304",
"aliases": [
"BIT-aspnet-core-2026-69304",
"BIT-dotnet-2026-69304",
"BIT-dotnet-sdk-2026-69304",
"CVE-2026-69304",
"GHSA-8cp2-47hg-mfgh"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
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"type": "GIT",
"events": [
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"range": [
{
"introduced": "8.0.0"
},
{
"fixed": "8.0.28"
}
],
"source": "CPE_RANGE"
},
{
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"range": [
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{
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{
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"versions": [
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"modified": "2026-11-01T02:30:35.160704569Z",
"provider": "osv",
"references": [
"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69304"
],
"provider_metadata": {
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{
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],
"vendor_product": "microsoft:visual_studio_2022",
"extracted_events": [
{
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{
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{
"cpes": [
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"vendor_product": "microsoft:visual_studio_2026",
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{
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{
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},
{
"cpes": [
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],
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"extracted_events": [
{
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{
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},
"related_cves": [
{
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"evidence": "/id"
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"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 432814,
"published_at": "2026-09-08T18:18:46.347+00:00"
}