CVE-2023-6142 (GCVE-0-2023-6142)
Vulnerability from cvelistv5
Published
2023-11-20 23:24
Modified
2025-05-19 13:54
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Summary
Dev blog v1.0 allows to exploit an XSS through an unrestricted file upload, together with a bad entropy of filenames. With this an attacker can upload a malicious HTML file, then guess the filename of the uploaded file and send it to a potential victim.
References
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"references": [
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"tags": [
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"url": "https://fluidattacks.com/advisories/bunny/"
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{
"tags": [
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"url": "https://github.com/Armanidrisi/devblog/"
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],
"title": "CVE Program Container"
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"cna": {
"affected": [
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"defaultStatus": "unaffected",
"product": "Dev Blog",
"vendor": "Dev Blog",
"versions": [
{
"status": "affected",
"version": "1.0"
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],
"datePublic": "2023-11-20T23:22:00.000Z",
"descriptions": [
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"value": "\u003cspan style=\"background-color: rgb(244, 244, 246);\"\u003eDev blog v1.0 allows to exploit an XSS through an unrestricted file upload, together with a bad entropy of filenames. With this an attacker can upload a malicious HTML file, then guess the filename of the uploaded file and send it to a potential victim.\u003c/span\u003e\u003cbr\u003e"
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"impacts": [
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"capecId": "CAPEC-592",
"descriptions": [
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"value": "CAPEC-592 Stored XSS"
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],
"metrics": [
{
"cvssV3_1": {
"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"
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"problemTypes": [
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"descriptions": [
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"cweId": "CWE-79",
"description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
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"providerMetadata": {
"dateUpdated": "2025-05-19T13:54:39.840Z",
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"references": [
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"url": "https://fluidattacks.com/advisories/bunny/"
},
{
"url": "https://github.com/Armanidrisi/devblog/"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Dev Blog v1.0 - Stored XSS",
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
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},
"cveMetadata": {
"assignerOrgId": "84fe0718-d6bb-4716-a7e8-81a6d1daa869",
"assignerShortName": "Fluid Attacks",
"cveId": "CVE-2023-6142",
"datePublished": "2023-11-20T23:24:48.652Z",
"dateReserved": "2023-11-14T23:06:49.462Z",
"dateUpdated": "2025-05-19T13:54:39.840Z",
"state": "PUBLISHED"
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"dataType": "CVE_RECORD",
"dataVersion": "5.1"
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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