CVE-2023-38694 (GCVE-0-2023-38694)
Vulnerability from cvelistv5 – Published: 2023-12-12 17:09 – Updated: 2024-08-02 17:46
VLAI
EPSS
VEX
Title
Umbraco CMS vulnerable to possible injection of HTML in an unintended form
Summary
Umbraco is an ASP.NET content management system (CMS). Starting in version 8.0.0 and prior to versions 8.18.10, 10.7.0, and 12.1.0, a user with access to a specific part of the backoffice is able to inject HTML code into a form where it is not intended. Versions 8.18.10, 10.7.0, and 12.1.0 contain a patch for this issue.
Severity
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://github.com/umbraco/Umbraco-CMS/security/a… | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| umbraco | Umbraco-CMS |
Affected:
>= 8.0.0, < 8.18.10
Affected: >= 9.0.0-rc001, < 10.7.0 Affected: >= 11.0.0-rc1, < 12.1.0 |
guessed |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T17:46:56.603Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"name": "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-xxc6-35r7-796w",
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-xxc6-35r7-796w"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "Umbraco-CMS",
"vendor": "umbraco",
"versions": [
{
"status": "affected",
"version": "\u003e= 8.0.0, \u003c 8.18.10"
},
{
"status": "affected",
"version": "\u003e= 9.0.0-rc001, \u003c 10.7.0"
},
{
"status": "affected",
"version": "\u003e= 11.0.0-rc1, \u003c 12.1.0"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Umbraco is an ASP.NET content management system (CMS). Starting in version 8.0.0 and prior to versions 8.18.10, 10.7.0, and 12.1.0, a user with access to a specific part of the backoffice is able to inject HTML code into a form where it is not intended. Versions 8.18.10, 10.7.0, and 12.1.0 contain a patch for this issue."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 3.5,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-12-12T17:09:08.237Z",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"name": "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-xxc6-35r7-796w",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-xxc6-35r7-796w"
}
],
"source": {
"advisory": "GHSA-xxc6-35r7-796w",
"discovery": "UNKNOWN"
},
"title": "Umbraco CMS vulnerable to possible injection of HTML in an unintended form"
}
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2023-38694",
"datePublished": "2023-12-12T17:09:08.237Z",
"dateReserved": "2023-07-24T16:19:28.364Z",
"dateUpdated": "2024-08-02T17:46:56.603Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2023-38694",
"date": "2026-10-27",
"epss": "0.00411",
"percentile": "0.3513"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"product": "Umbraco-CMS",
"vendor": "umbraco",
"versions": [
{
"status": "affected",
"version": "\u003e= 8.0.0, \u003c 8.18.10"
},
{
"status": "affected",
"version": "\u003e= 9.0.0-rc001, \u003c 10.7.0"
},
{
"status": "affected",
"version": "\u003e= 11.0.0-rc1, \u003c 12.1.0"
}
]
}
],
"source": "security-advisories@github.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*",
"matchCriteriaId": "FAFFD03D-00A2-4AA4-A727-FA10CFC1446F",
"versionEndExcluding": "8.18.10",
"versionStartIncluding": "8.0.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*",
"matchCriteriaId": "CC51790C-3B57-4147-B030-A03396838BDE",
"versionEndExcluding": "10.7.0",
"versionStartIncluding": "9.0.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*",
"matchCriteriaId": "5EEB5AD9-2269-4844-AFCB-8E2FCB28BA86",
"versionEndExcluding": "12.1.0",
"versionStartIncluding": "11.0.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Umbraco is an ASP.NET content management system (CMS). Starting in version 8.0.0 and prior to versions 8.18.10, 10.7.0, and 12.1.0, a user with access to a specific part of the backoffice is able to inject HTML code into a form where it is not intended. Versions 8.18.10, 10.7.0, and 12.1.0 contain a patch for this issue."
},
{
"lang": "es",
"value": "Umbraco es un sistema de gesti\u00f3n de contenidos (CMS) ASP.NET. A partir de la versi\u00f3n 8.0.0 y antes de las versiones 8.18.10, 10.7.0 y 12.1.0, un usuario con acceso a una parte espec\u00edfica del backoffice puede inyectar c\u00f3digo HTML en un formulario donde no est\u00e1 previsto. Las versiones 8.18.10, 10.7.0 y 12.1.0 contienen un parche para este problema."
}
],
"id": "CVE-2023-38694",
"lastModified": "2026-06-17T06:10:58.180",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 3.5,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 0.9,
"impactScore": 2.5,
"source": "security-advisories@github.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.3,
"impactScore": 2.7,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2023-12-12T17:15:07.917",
"references": [
{
"source": "security-advisories@github.com",
"tags": [
"Vendor Advisory"
],
"url": "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-xxc6-35r7-796w"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-xxc6-35r7-796w"
}
],
"sourceIdentifier": "security-advisories@github.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-79"
}
],
"source": "security-advisories@github.com",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2025-05-28T23:10:51+00:00",
"cve": "CVE-2023-38694",
"id": "CVE-2023-38694",
"initial_release_date": "2023-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Umbraco CMS vulnerable to possible injection of HTML in an unintended form",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-38694.json",
"version": "3"
}
}
}
Loading…
Loading…
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.
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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
Loading timeline…
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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.
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.
Loading…
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.