🛡️ CVE-2025-26646 on NuGet (Root.io) — rootio.microsoft.build.tasks.core

🟠 CVSS 8.0 — High ✅ No Known Exploit OSV

8.0

CVSS Score

0 Low4 Medium7 High9 Critical10

Description

CVE-2025-26646 in Rootio.Microsoft.Build.Tasks.Core - Patched by Root

Root has patched CVE-2025-26646 in the Rootio.Microsoft.Build.Tasks.Core package for Root:NuGet. Multiple fixed versions available.

Distribution advisory

This page covers CVE-2025-26646 as tracked by NuGet (Root.io), for the package rootio.microsoft.build.tasks.core. The fix is available in version 17.11.31.416102; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs low-level privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

ROOT-APP-NUGET-CVE-2025-26646 is classified as CWE-73: External Control of File Name or Path. A caller can influence which file the application opens or writes, extending an operation to files that were never meant to be reachable.

Affected software

ROOT-APP-NUGET-CVE-2025-26646 is recorded against 1 package.

rootio.microsoft.build.tasks.core (fixed in 17.11.31.416102)

Timeline and source

Published on 5 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

CVE-2025-26646 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

BellSoft Base record Ubuntu

Details

Severity HIGH

CVSS Score 8.0

CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CWE N/A

Public Exploit ✅ No

Source OSV

Published 2026-08-05

Updated 2026-08-12

Modified 2026-08-05

Fix URL N/A

Affected Packages

Software	From version	Fixed in
rootio.microsoft.build.tasks.core	—	17.11.31.416102

References

N/A

🔗 NVD 🔗 Mitre

Similar Threats

High ROOT-APP-NUGET-CVE-2025-55247

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