HIGH 7.1 NVD
CVE-2026-92811
browserless versions 1.44.0 through 2.56.7 fail to enforce file protocol restrictions in Playwright websocket endpoints, allowing authenticated token holders to
browserless versions 1.44.0 through 2.56.7 fail to enforce file protocol restrictions in Playwright websocket endpoints, allowing authenticated token holders to read arbitrary files. Attackers can navigate Playwright-driven browsers to file scheme URLs and access files accessible to the container process despite the ALLOW_FILE_PROTOCOL setting defaulting to false.
References
- https://github.com/browserless/browserless
- https://github.com/browserless/browserless/blob/v2.50.1/src/browsers/browsers.cdp.ts#L105-
- https://github.com/browserless/browserless/blob/v2.50.1/src/browsers/browsers.playwright.t
- https://github.com/geo-chen/oss/blob/main/browserless.md
- https://www.vulncheck.com/advisories/browserless-1.44.0-through-2.56.7-file-protocol-restr
This high severity vulnerability with a CVSS score of 7.1 was published on 2026-09-16 via NVD.
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