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Vulnerability from bitnami_vulndb
Improper neutralization of special elements in .NET allows an unauthorized attacker to perform spoofing over a network.
{
"affected": [
{
"package": {
"ecosystem": "Bitnami",
"name": "dotnet",
"purl": "pkg:bitnami/dotnet"
},
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{
"events": [
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"introduced": "8.0.0"
},
{
"fixed": "8.0.26"
},
{
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},
{
"fixed": "9.0.15"
},
{
"introduced": "10.0.0"
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{
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}
],
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],
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"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
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]
}
],
"aliases": [
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},
"details": "Improper neutralization of special elements in .NET allows an unauthorized attacker to perform spoofing over a network.",
"id": "BIT-dotnet-2026-32178",
"modified": "2026-09-08T08:34:36.952Z",
"published": "2026-05-08T08:41:33.705Z",
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"schema_version": "1.6.2",
"summary": ".NET Spoofing Vulnerability"
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CVE-2026-32178 (GCVE-0-2026-32178)
Vulnerability from cvelistv5 – Published: 2026-04-14 16:57 – Updated: 2026-10-15 15:52- CWE-138 - Improper Neutralization of Special Elements
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | .NET 10.0 |
Affected:
10.0.0 , < 10.0.6
(custom)
|
|
| Microsoft | .NET 8.0 |
Affected:
8.0 , < 8.0.26
(custom)
|
|
| Microsoft | .NET 8.0 |
Affected:
8.0.0 , < 8.0.26
(custom)
|
|
| Microsoft | .NET 9.0 |
Affected:
9.0.0 , < 9.0.15
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.12 |
Affected:
17.12.0 , < 17.12.19
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.14 |
Affected:
17.14.0 , < 17.14.30
(custom)
|
|
| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected:
0:10.0.106-1.el10_1 , < *
(rpm)
cpe:/o:redhat:enterprise_linux:10.1 |
|
| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected:
0:8.0.126-1.el10_1 , < *
(rpm)
cpe:/o:redhat:enterprise_linux:10.1 |
|
| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected:
0:9.0.116-1.el10_1 , < *
(rpm)
cpe:/o:redhat:enterprise_linux:10.1 |
|
| Red Hat | Red Hat Enterprise Linux 10.0 Extended Update Support |
Unaffected:
0:9.0.116-1.el10_0 , < *
(rpm)
cpe:/o:redhat:enterprise_linux_eus:10.0 |
|
| Red Hat | Red Hat Enterprise Linux 10.0 Extended Update Support |
Unaffected:
0:8.0.126-1.el10_0 , < *
(rpm)
cpe:/o:redhat:enterprise_linux_eus:10.0 |
|
| Red Hat | Red Hat Enterprise Linux 8 |
Unaffected:
0:8.0.126-1.el8_10 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:8 |
|
| Red Hat | Red Hat Enterprise Linux 8 |
Unaffected:
0:10.0.106-1.el8_10 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:8 |
|
| Red Hat | Red Hat Enterprise Linux 8 |
Unaffected:
0:9.0.116-1.el8_10 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:8 |
|
| Red Hat | Red Hat Enterprise Linux 9 |
Unaffected:
0:8.0.126-1.el9_7 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:9 |
|
| Red Hat | Red Hat Enterprise Linux 9 |
Unaffected:
0:10.0.106-1.el9_7 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:9 |
|
| Red Hat | Red Hat Enterprise Linux 9 |
Unaffected:
0:9.0.116-1.el9_7 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:9 |
|
| Red Hat | Red Hat Enterprise Linux 9.4 Extended Update Support |
Unaffected:
0:8.0.126-1.el9_4 , < *
(rpm)
cpe:/a:redhat:rhel_eus:9.4 |
|
| Red Hat | Red Hat Enterprise Linux 9.6 Extended Update Support |
Unaffected:
0:9.0.116-1.el9_6 , < *
(rpm)
cpe:/a:redhat:rhel_eus:9.6 |
|
| Red Hat | Red Hat Enterprise Linux 9.6 Extended Update Support |
Unaffected:
0:8.0.126-1.el9_6 , < *
(rpm)
cpe:/a:redhat:rhel_eus:9.6 |
|
| Red Hat | Red Hat Hardened Images |
Unaffected:
10.0.106-1.hum1 , < *
(rpm)
cpe:/a:redhat:hummingbird:1 |
|
| Red Hat | Red Hat Hardened Images |
Unaffected:
8.0.126-1.hum1 , < *
(rpm)
cpe:/a:redhat:hummingbird:1 |
|
| Red Hat | Red Hat Hardened Images |
Unaffected:
9.0.116-1.hum1 , < *
(rpm)
cpe:/a:redhat:hummingbird:1 |
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},
{
"lang": "en",
"value": "RHSA-2026:8473: Red Hat Enterprise Linux AppStream (v. 8), Red Hat Enterprise Linux CRB (v. 8)"
},
{
"lang": "en",
"value": "RHSA-2026:8468: Red Hat Enterprise Linux AppStream (v. 8), Red Hat Enterprise Linux CRB (v. 8)"
},
{
"lang": "en",
"value": "RHSA-2026:8475: Red Hat Enterprise Linux AppStream (v. 8), Red Hat Enterprise Linux CRB (v. 8)"
},
{
"lang": "en",
"value": "RHSA-2026:13693: Red Hat CodeReady Linux Builder EUS (v.9.4), Red Hat Enterprise Linux AppStream EUS (v.9.4)"
},
{
"lang": "en",
"value": "RHSA-2026:13283: Red Hat CodeReady Linux Builder EUS (v.9.6), Red Hat Enterprise Linux AppStream EUS (v.9.6)"
},
{
"lang": "en",
"value": "RHSA-2026:13282: Red Hat CodeReady Linux Builder EUS (v.9.6), Red Hat Enterprise Linux AppStream EUS (v.9.6)"
},
{
"lang": "en",
"value": "RHSA-2026:8471: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)"
},
{
"lang": "en",
"value": "RHSA-2026:8469: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)"
},
{
"lang": "en",
"value": "RHSA-2026:8474: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)"
},
{
"lang": "en",
"value": "RHSA-2026:9077: Red Hat Hardened Images"
},
{
"lang": "en",
"value": "RHSA-2026:9080: Red Hat Hardened Images"
},
{
"lang": "en",
"value": "RHSA-2026:9205: Red Hat Hardened Images"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-04-13T08:04:44.681Z",
"value": "Reported to Red Hat."
},
{
"lang": "en",
"time": "2026-04-14T18:41:05.485Z",
"value": "Made public."
}
],
"title": "dotnet: Dotnet: SMTP Command Injection and Header Injection via MailAddress parsing flaw",
"workarounds": [
{
"lang": "en",
"value": "Red Hat is not aware of a practical temporary workaround that fully mitigates this issue or meets Red Hat Product Security\u0027s standards for usability, deployment, applicability, or stability. Customers are advised to apply the relevant security updates when they become available."
}
],
"x_adpType": "supplier",
"x_generator": {
"engine": "sadp-cli 1.0.0"
}
}
],
"cna": {
"affected": [
{
"product": ".NET 10.0",
"vendor": "Microsoft",
"versions": [
{
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"status": "affected",
"version": "10.0.0",
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}
]
},
{
"product": ".NET 8.0",
"vendor": "Microsoft",
"versions": [
{
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"status": "affected",
"version": "8.0",
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}
]
},
{
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"vendor": "Microsoft",
"versions": [
{
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"status": "affected",
"version": "8.0.0",
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}
]
},
{
"product": ".NET 9.0",
"vendor": "Microsoft",
"versions": [
{
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"status": "affected",
"version": "9.0.0",
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}
]
},
{
"product": "Microsoft Visual Studio 2022 version 17.12",
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"versions": [
{
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"status": "affected",
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}
]
},
{
"product": "Microsoft Visual Studio 2022 version 17.14",
"vendor": "Microsoft",
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{
"lessThan": "17.14.30",
"status": "affected",
"version": "17.14.0",
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}
]
}
],
"cpeApplicability": [
{
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{
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},
{
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},
{
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}
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"negate": false,
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]
}
],
"datePublic": "2026-04-14T14:00:00.000Z",
"descriptions": [
{
"lang": "en-US",
"value": "Improper neutralization of special elements in .NET allows an unauthorized attacker to perform spoofing over a network."
}
],
"metrics": [
{
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"baseSeverity": "HIGH",
"vectorString": "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",
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"format": "CVSS",
"scenarios": [
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"lang": "en-US",
"value": "GENERAL"
}
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}
],
"problemTypes": [
{
"descriptions": [
{
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"description": "CWE-138: Improper Neutralization of Special Elements",
"lang": "en-US",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-10-15T15:52:47.483Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"shortName": "microsoft"
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"references": [
{
"name": ".NET Spoofing Vulnerability",
"tags": [
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],
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32178"
}
],
"title": ".NET Spoofing Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2026-32178",
"datePublished": "2026-04-14T16:57:31.355Z",
"dateReserved": "2026-03-11T00:26:53.425Z",
"dateUpdated": "2026-10-15T15:52:47.483Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
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}
Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.