CVE-2026-85687: surya 0.22.1 Unauthenticated Arbitrary File Read via screenshot server

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-04 · updated 2026-09-10
Weakness: CWE-73

Description

surya 0.22.1 screenshot server contains an unauthenticated arbitrary file read vulnerability in the /info, /page, and /process routes that accept raw file_path parameters. Attackers can read any image or PDF file on the host by supplying arbitrary file paths to Image.open or pypdfium2.PdfDocument, obtaining rendered contents as base64 and using /info as an existence oracle.

Affected products

datalab-to surya: through 0.22.1

References

https://github.com/datalab-to/surya
https://github.com/datalab-to/surya/blob/v0.22.1/surya/scripts/screenshot_app.py
https://github.com/datalab-to/surya/issues/518
https://www.vulncheck.com/advisories/surya-0.22.1-unauthenticated-arbitrary-file-read-via-screenshot-server

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