FKIE_CVE-2025-49739
Vulnerability from fkie_nvd - Published: 2025-07-08 17:16 - Updated: 2026-06-17 09:31
Severity
Summary
Improper link resolution before file access ('link following') in Visual Studio allows an unauthorized attacker to elevate privileges over a network.
References
| URL | Tags | ||
|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49739 | Vendor Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| microsoft | visual_studio | 2015 | |
| microsoft | visual_studio_2017 | * | |
| microsoft | visual_studio_2019 | * | |
| microsoft | visual_studio_2022 | * | |
| microsoft | visual_studio_2022 | * | |
| microsoft | visual_studio_2022 | * | |
| microsoft | visual_studio_2022 | * |
{
"affected": [
{
"affectedData": [
{
"product": "Microsoft Visual Studio 2015 Update 3",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "14.0.27564.0",
"status": "affected",
"version": "14.0.0",
"versionType": "custom"
}
]
},
{
"product": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "15.9.75",
"status": "affected",
"version": "15.9.0",
"versionType": "custom"
}
]
},
{
"product": "Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "16.11.49",
"status": "affected",
"version": "16.11.0",
"versionType": "custom"
}
]
},
{
"product": "Microsoft Visual Studio 2022 version 17.10",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "17.10.17",
"status": "affected",
"version": "17.10.0",
"versionType": "custom"
}
]
},
{
"product": "Microsoft Visual Studio 2022 version 17.12",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "17.12.10",
"status": "affected",
"version": "17.12.0",
"versionType": "custom"
}
]
},
{
"product": "Microsoft Visual Studio 2022 version 17.14",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "17.14.8",
"status": "affected",
"version": "17.14.0",
"versionType": "custom"
}
]
},
{
"product": "Microsoft Visual Studio 2022 version 17.8",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "17.8.23",
"status": "affected",
"version": "17.8.0",
"versionType": "custom"
}
]
}
],
"source": "secure@microsoft.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:microsoft:visual_studio:2015:update3:*:*:*:*:*:*",
"matchCriteriaId": "62FE95C2-066B-491D-82BF-3EF173822B2F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*",
"matchCriteriaId": "FAC280A4-EC98-410C-921E-D8584443EF03",
"versionEndExcluding": "15.9.75",
"versionStartIncluding": "15.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*",
"matchCriteriaId": "A6A96DBB-D516-4178-982A-A70F474D212D",
"versionEndExcluding": "16.11.49",
"versionStartIncluding": "16.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
"matchCriteriaId": "D4E9E89E-CB53-4F0F-8EFE-2E15DDD88CF0",
"versionEndExcluding": "17.8.23",
"versionStartIncluding": "17.8.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
"matchCriteriaId": "B40FDA86-6B2B-4B43-A13E-F6191383A458",
"versionEndExcluding": "17.10.17",
"versionStartIncluding": "17.10.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
"matchCriteriaId": "2628ABE9-2866-4D2B-9DD0-77705F39DC10",
"versionEndExcluding": "17.12.10",
"versionStartIncluding": "17.12.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
"matchCriteriaId": "23D6B42F-E31C-491C-AEA3-33924C973933",
"versionEndExcluding": "17.14.8",
"versionStartIncluding": "17.14.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Improper link resolution before file access (\u0027link following\u0027) in Visual Studio allows an unauthorized attacker to elevate privileges over a network."
},
{
"lang": "es",
"value": "La resoluci\u00f3n incorrecta de v\u00ednculos antes del acceso a archivos (\u0027seguimiento de v\u00ednculos\u0027) en Visual Studio permite que un atacante no autorizado eleve privilegios en una red."
}
],
"id": "CVE-2025-49739",
"lastModified": "2026-06-17T09:31:51.877",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9,
"source": "secure@microsoft.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-49739",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-07-09T04:02:00.556215Z",
"version": "2.0.3"
}
}
]
},
"published": "2025-07-08T17:16:02.837",
"references": [
{
"source": "secure@microsoft.com",
"tags": [
"Vendor Advisory"
],
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49739"
}
],
"sourceIdentifier": "secure@microsoft.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-59"
}
],
"source": "secure@microsoft.com",
"type": "Secondary"
}
]
}
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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.
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