GHSA-G8MR-85JM-7XHM Vitest Browser: Exposed Browser Mode API Can Proxy CDP and Overwrite Config Files, Leading to RCE

Summary Vitest Browser Mode exposes a cdp API that forwards raw Chrome DevTools Protocol CDP methods over the Vitest browser WebSocket RPC. CDP is not gated by browser.api.allowWrite, browser.api.allowExec, api.allowWrite, or api.allowExec. As a result, disabling Browser Mode write and exec...

@aamini/config (>=0.0.1, <=0.0.13), @baic/preset-yolk-taro-miniprogram (>=2.1.0-alpha.278, <=2.1.0-alpha.281) +6 more potentially affected by CVE-2026-53633 via @vitest/browser-playwright (>=4.0.18, <=4.1.5)

@vitest/browser-playwright NPM version =4.0.18, =0.0.1, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =0.6.0-rc.1, =0.2.0-alpha.1, =0.2.2 Source cves: CVE-2026-53633 Source advisory: SNYK:JS-VITESTBROWSERPLAYWRIGHT-17375133...

@baic/preset-yolk-taro-miniprogram (>=2.1.0-alpha.278, <=2.1.0-alpha.281), @baic/preset-yolk-umi-mobile (>=2.1.0-alpha.278, <=2.1.0-alpha.281) +22 more potentially affected by CVE-2026-53633 via @vitest/coverage-v8 (>=4.0.2, <=4.1.7)

@vitest/coverage-v8 NPM version =4.0.2, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =0.0.1, =21.0.0-alpha.33, =1.0.1, =2.0.1, =2.0.1, =0.1.0, =1.11.0, =1.24.0 and more Source cves: CVE-2026-53633 Source advisory: SNYK:JS-VITESTCOVERAGEV8-17375132...

@a1st/aix (>=0.0.3, <=0.6.0), @a1st/aix-core (>=0.2.0, <=0.6.0) +121 more potentially affected by CVE-2026-53633 via vitest (>=4.0.0-beta.7, <=4.1.7)

vitest NPM version =4.0.0-beta.7, =0.0.3, =0.2.0, =0.0.21, =0.79.1, =2.1.0-alpha.278, =2.1.0-alpha.281 and more Source cves: CVE-2026-53633 Source advisory: SNYK:JS-VITEST-17375131...

@aamini/config (>=0.0.1, <=0.0.13), @baic/preset-yolk-taro-miniprogram (>=2.1.0-alpha.278, <=2.1.0-alpha.281) +9 more potentially affected by CVE-2026-53633 via @vitest/browser (>=4.0.0, <=4.1.7)

@vitest/browser NPM version =4.0.0, =0.0.1, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =4.0.0-beta.15, =4.0.0-beta.15, =4.0.0-beta.15, =0.5.0-rc.1, =0.1.0, =0.2.2 Source cves: CVE-2026-53633 Source advisory: OSV:GHSA-G8MR-85JM-7XHM...

Missing Authorization

Overview @vitest/browser is a Browser running for Vitest Affected versions of this package are vulnerable to Missing Authorization in the cdp API exposed by the browser WebSocket RPC, which allows forwarding of raw Chrome DevTools Protocol methods without proper enforcement of write and exec...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code containing a malicious binding.gyp file that drops and runs a self-propagating cloud secret stealer. The malicious code attempts to exfiltrate AWS, GCP, Azure, Vault, and Kubernetes credentials, as well as npm an...

Cross-site Scripting (XSS)

Overview @vitest/browser is a Browser running for Vitest Affected versions of this package are vulnerable to Cross-site Scripting XSS via the otelCarrier query parameter being directly inserted into an inline script without sanitization. An attacker can execute arbitrary JavaScript in the context...

@aamini/config (>=0.0.1, <=0.0.13), @baic/preset-yolk-taro-miniprogram (>=2.1.0-alpha.278, <=2.1.0-alpha.281) +9 more potentially affected by CVE-2026-47428 via @vitest/browser (>=4.0.17, <=4.1.5)

@vitest/browser NPM version =4.0.17, =0.0.1, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =4.0.17, =4.0.17, =4.0.17, =0.6.0-rc.1, =0.1.18, =0.2.2 Source cves: CVE-2026-47428 Source advisory: OSV:GHSA-2H32-95RG-CPPP...

@a1st/aix (>=0.0.3, <=0.6.0), @a1st/aix-core (>=0.2.0, <=0.6.0) +102 more potentially affected by CVE-2026-47428 via vitest (>=4.0.17, <=4.1.5)

vitest NPM version =4.0.17, =0.0.3, =0.2.0, =0.0.21, =0.79.1, =2.1.0-alpha.278, =2.1.0-alpha.281 and more Source cves: CVE-2026-47428 Source advisory: SNYK:JS-VITEST-17120487...

@aamini/config (>=0.0.1, <=0.0.13), @baic/preset-yolk-taro-miniprogram (>=2.1.0-alpha.278, <=2.1.0-alpha.281) +9 more potentially affected by CVE-2026-47428 via @vitest/browser (>=4.0.17, <=4.1.5)

@vitest/browser NPM version =4.0.17, =0.0.1, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =4.0.17, =4.0.17, =4.0.17, =0.6.0-rc.1, =0.1.18, =0.2.2 Source cves: CVE-2026-47428 Source advisory: SNYK:JS-VITESTBROWSER-17120486...

Vitest browser mode serves unsanitized otelCarrier query parameter as inline script

Summary Vitest browser mode served /vitesttest/ with the otelCarrier query parameter inserted directly into an inline module script. Because this value was treated as JavaScript source rather than data, an attacker could craft a browser-runner URL that executes arbitrary JavaScript in the Vitest...

GHSA-2H32-95RG-CPPP Vitest browser mode serves unsanitized otelCarrier query parameter as inline script

Summary Vitest browser mode served /vitesttest/ with the otelCarrier query parameter inserted directly into an inline module script. Because this value was treated as JavaScript source rather than data, an attacker could craft a browser-runner URL that executes arbitrary JavaScript in the Vitest...

Cross-site Scripting (XSS)

Overview vitest is a Next generation testing framework powered by Vite Affected versions of this package are vulnerable to Cross-site Scripting XSS via the otelCarrier query parameter being directly inserted into an inline script without sanitization. An attacker can execute arbitrary JavaScript ...

@astralis-os/vitest (2.4.1), @aws/nx-plugin (>=0.79.1, <=0.84.2) +76 more potentially affected by CVE-2026-47429 via vitest (>=4.0.0-beta.7, <=4.0.18)

vitest NPM version =4.0.0-beta.7, =0.79.1, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =4.0.0-alpha.31, =2.1.0, =1.2.3-preview-a960555.0, =7.2.0, =11.0.33, =21.0.0-alpha.33, =23.0.0-alpha.1 - @forgeax/engine 0.1.7 and more Source cves: CVE-2026-47429...

Missing Authorization

Overview @vitest/browser is a Browser running for Vitest Affected versions of this package are vulnerable to Missing Authorization through the api and browser.api request handlers in the server and UI components. An attacker can run tests, modify project files, or overwrite snapshots by connectin...

@1771technologies/oneplay (>=0.0.1, <=0.0.6), @baic/preset-yolk-taro-miniprogram (>=2.1.0-alpha.249, <=2.1.0-alpha.251) +7 more potentially affected by CVE-2026-47429 via @vitest/browser (>=3.0.5, <=3.2.4)

@vitest/browser NPM version =3.0.5, =0.0.1, =2.1.0-alpha.249, =2.1.0-alpha.249, =2.1.0-alpha.249, =2.1.0-alpha.249, =2.1.0-alpha.249, =3.8.0, =1.0.1, =0.0.2, =0.0.5 Source cves: CVE-2026-47429 Source advisory: SNYK:JS-VITESTBROWSER-17120327...

@baic/preset-yolk-taro-miniprogram (>=2.1.0-alpha.278, <=2.1.0-alpha.281), @baic/preset-yolk-umi-mobile (>=2.1.0-alpha.278, <=2.1.0-alpha.281) +8 more potentially affected by CVE-2026-47429 via @vitest/browser (>=4.0.0, <=4.0.18)

@vitest/browser NPM version =4.0.0, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =4.0.0-beta.15, =4.0.0-beta.15, =4.0.0-beta.15, =0.5.0-rc.1, =0.1.0, =0.2.0-alpha.4 Source cves: CVE-2026-47429 Source advisory: SNYK:JS-VITESTBROWSER-17120327...

@astralis-os/vitest (2.4.1), @aws/nx-plugin (>=0.79.1, <=0.84.2) +76 more potentially affected by CVE-2026-47429 via vitest (>=4.0.0-beta.7, <=4.0.18)

vitest NPM version =4.0.0-beta.7, =0.79.1, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =2.1.0-alpha.278, =4.0.0-alpha.31, =2.1.0, =1.2.3-preview-a960555.0, =7.2.0, =11.0.33, =21.0.0-alpha.33, =23.0.0-alpha.1 - @forgeax/engine 0.1.7 and more Source cves: CVE-2026-47429...

@0xshogun/sdk (>=1.1.44, <=1.1.52), @0xshogun/sdk-react (>=1.1.14, <=1.1.65) +9 more potentially affected by CVE-2026-47429 via @vitest/ui (>=3.0.7, <=3.2.4)

@vitest/ui NPM version =3.0.7, =1.1.44, =1.1.14, =0.5.0, =1.0.388, =21.0.0-alpha.26, =1.1.52, =1.1.65, =1.0.0, =7.0.5, =0.9.9, =0.10.4 Source cves: CVE-2026-47429 Source advisory: SNYK:JS-VITESTUI-17120328...