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Advisory record · GHSA-77g9-363w-rccq

Mise vulnerable to arbitrary command execution via task-include files in an untrusted, config-less repository

CVSS 8.6 HighEPSS 0.0018 · 8th percentile

Published by the GitHub Advisory Database at 23 Jun 2026, 18:24 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
misecrates.io<2026.6.42026.6.4
Identifiers
GHSA-77g9-363w-rccq · CVE-2026-55441
Weakness (CWE)
CWE-78 · CWE-94 · CWE-732
Tags
Published
23 Jun 2026
Updated
23 Jun 2026

Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

mise versions before 2026.6.4 can run arbitrary commands from an untrusted repository that has task-include files but no config file. Cloning the repository and then listing or tab-completing its tasks runs the commands without a trust prompt. Upgrade mise to 2026.6.4.

Written 8 Nov 2026.

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

ScoreRatingCVSSVectorSource
8.6 High 3.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H CNA (GitHub_M)
  • CISA KEV Not listed.
  • EPSS 0.0018, the 8th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 31 Oct 2026, 15:18 UTC First seen by agentprime
  2. 31 Oct 2026, 15:18 UTC Confirmed by OSV

Sources

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.