Is This vulnerability exploited in the wild?

No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

How severe is This vulnerability?

Low severity, with a CVSS score of 3.1, published 19 June 2025.

Which products and versions are affected?

DotVVM (NuGet) ECOSYSTEM:introduced=4.3.0-preview01-final,fixed=4.3.8.

Is there a fix for This vulnerability?

Yes. DotVVM (NuGet): upgrade to 4.3.8 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

Check whether you run DotVVM (NuGet) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

DotVVM allows path traversal when deployed in Debug mode

Severity: low · CVSS 3.1 · Published 2025-06-19

Technologies: DotVVM (NuGet). Vendors: NuGet.

Quick answers

Is This vulnerability exploited in the wild?: No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.
How severe is This vulnerability?: Low severity, with a CVSS score of 3.1, published 19 June 2025.
Which products and versions are affected?: DotVVM (NuGet) ECOSYSTEM:introduced=4.3.0-preview01-final,fixed=4.3.8.
Is there a fix for This vulnerability?: Yes. DotVVM (NuGet): upgrade to 4.3.8 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected?: Check whether you run DotVVM (NuGet) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

DotVVM (NuGet): upgrade to 4.3.8 or later

dotnet add package DotVVM --version 4.3.8

Affected products

DotVVM (NuGet) ECOSYSTEM:introduced=4.3.0-preview01-final,fixed=4.3.8

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