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CVE-2026-69522 (GCVE-0-2026-69522)

Vulnerability from cvelistv5 – Published: 2026-09-08 17:10 – Updated: 2026-09-09 21:27
VLAI
Title
.NET and Visual Studio Remote Code Execution Vulnerability
Summary
Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-03 00:00 UTC
CWE
  • CWE-122 - Heap-based Buffer Overflow
References
Impacted products
Vendor Product Version CPE status
Microsoft .NET 10.0 Affected: 10.0.0 , < 10.0.12 (custom)
guessed Create a notification for this product.
Microsoft .NET 11.0 Affected: 11.0.0 , < 11.0 RC1 (custom)
guessed Create a notification for this product.
Microsoft .NET 8.0 Affected: 8.0.0 , < 8.0.31 (custom)
guessed Create a notification for this product.
Microsoft .NET 9.0 Affected: 9.0.0 , < 9.0.20 (custom)
guessed Create a notification for this product.
Microsoft Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 Affected: 3.0.0.0 , < 2.0.50727.8984 & 3.0.30729.8980 & 4.7.4145.0 (custom)
guessed Create a notification for this product.
Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 Affected: 4.7.0 , < 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4145.0 (custom)
guessed Create a notification for this product.
Microsoft Microsoft .NET Framework 3.5 AND 4.8 Affected: 4.8.0 , < 2.0.50727.9070 & 3.0.30729.9068 & 4.8.4806.0 (custom)
guessed Create a notification for this product.
Microsoft Microsoft .NET Framework 3.5 AND 4.8.1 Affected: 4.8.1 , < 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9347.0 (custom)
guessed Create a notification for this product.
Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 Affected: 4.7.0 , < 4.7.4145.0 (custom)
guessed Create a notification for this product.
Microsoft Microsoft .NET Framework 4.8 Affected: 4.8.0 , < 4.8.4806.0 (custom)
guessed Create a notification for this product.
Microsoft Microsoft .NET Framework 4.8.1 Affected: 4.8.0.0 , < 4.8.9347.0 (custom)
guessed Create a notification for this product.
Microsoft Microsoft Visual Studio 2022 version 17.14 Affected: 17.14.0 , < 17.14.40 (custom)
guessed Create a notification for this product.
Microsoft Microsoft Visual Studio 2026 version 18.9 Affected: 18.9.0 , < 18.9.3 (custom)
guessed Create a notification for this product.
Date Public
2026-09-08 14:00
Show details on NVD website

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      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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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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Detection rules are retrieved from Rulezet.

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