Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
dotnet-sos and dotnet-dump before 9.0.607501, and dotnet-debugger-extensions before 9.0.607601, are affected. Improper verification of a cryptographic signature in SOS lets an authorized attacker execute code over a network, resulting in remote code execution. Upgrade dotnet-sos and dotnet-dump to 9.0.607501 and dotnet-debugger-extensions to 9.0.607601.
Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 7.5 | High | 3.1 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C | CNA (microsoft) |
- CISA KEV Not listed.
- EPSS 0.0091, the 60th percentile, on 12 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 15:22 UTC First seen by agentprime
- 31 Oct 2026, 15:22 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-hpw7-8qpc-34p3
- OSV: GHSA-hpw7-8qpc-34p3
- github.com/dotnet/diagnostics/security/advisories/GHSA-hpw7-8qpc-34p3
- nvd.nist.gov/vuln/detail/CVE-2025-24043
- github.com/dotnet/diagnostics
- github.com/dotnet/diagnostics/releases/tag/v9.0.607501
- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24043