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fix(security): harden shell env fallback

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This commit is contained in:
Peter Steinberger
2026-02-21 20:01:00 +01:00
parent 817905f3a0
commit 25e89cc863
8 changed files with 129 additions and 13 deletions
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11
src/agents/skills.e2e.test.ts
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@@ -360,7 +360,7 @@ describe("applySkillEnvOverrides", () => {
dir: skillDir,
name: "dangerous-env-skill",
description: "Needs env",
metadata: '{"openclaw":{"requires":{"env":["BASH_ENV"]}}}',
metadata: '{"openclaw":{"requires":{"env":["BASH_ENV","SHELL"]}}}',
});
const entries = loadWorkspaceSkillEntries(workspaceDir, {
@@ -368,7 +368,9 @@ describe("applySkillEnvOverrides", () => {
});
const originalBashEnv = process.env.BASH_ENV;
const originalShell = process.env.SHELL;
delete process.env.BASH_ENV;
delete process.env.SHELL;
const restore = applySkillEnvOverrides({
skills: entries,
@@ -378,6 +380,7 @@ describe("applySkillEnvOverrides", () => {
"dangerous-env-skill": {
env: {
BASH_ENV: "/tmp/pwn.sh",
SHELL: "/tmp/evil-shell",
},
},
},
@@ -387,6 +390,7 @@ describe("applySkillEnvOverrides", () => {
try {
expect(process.env.BASH_ENV).toBeUndefined();
expect(process.env.SHELL).toBeUndefined();
} finally {
restore();
if (originalBashEnv === undefined) {
@@ -394,6 +398,11 @@ describe("applySkillEnvOverrides", () => {
} else {
expect(process.env.BASH_ENV).toBe(originalBashEnv);
}
if (originalShell === undefined) {
expect(process.env.SHELL).toBeUndefined();
} else {
expect(process.env.SHELL).toBe(originalShell);
}
}
});