CVE-2026-50649BIT-DOTNET-2026-50649BIT-DOTNET-SDK-2026-50649
.NET Remote Code Execution Vulnerability
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 8.0.29, 9.0.18, 2.0.50727.9182 & 3.0.30729.9168, 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0, 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0, and 5 more
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: total
Summary
Deserialization of untrusted data in .NET allows an unauthorized attacker to execute code locally.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: total
- Record last updated
Affected versions
- Microsoft .NET 8.0 runtime
From 8.0.0 · fixed in 8.0.29
- Microsoft .NET 9.0 runtime
From 9.0.0 · fixed in 9.0.18
- Microsoft Microsoft .NET Framework 3.5
From 3.5.0 · fixed in 2.0.50727.9182 & 3.0.30729.9168
- Microsoft Microsoft .NET Framework 3.5 AND 4.7.2
From 4.7.0 · fixed in 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0
- Microsoft Microsoft .NET Framework 3.5 AND 4.8
From 4.8.0 · fixed in 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0
- Microsoft Microsoft .NET Framework 3.5 AND 4.8.1
From 4.8.1 · fixed in 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0
- Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2
From 4.7.0 · fixed in 4.7.4143.0
- Microsoft Microsoft .NET Framework 4.8
From 4.8.0 · fixed in 4.8.4803.0
- Microsoft Microsoft .NET Framework 4.8.1
From 4.8.0.0 · fixed in 4.8.9340.0
- Microsoft Microsoft Visual Studio 2026 version 18.7
From 18.0 · fixed in 18.7.4
- dotnetBitnami
From 8.0.0 · fixed in 8.0.29; From 9.0.0 · fixed in 9.0.18
- dotnet-sdkBitnami
From 8.0.0 · fixed in 8.0.29; From 9.0.0 · fixed in 9.0.18