PT-2026-29974 · Tornadoweb · Tornado

Published 2026-04-03 · Updated 2026-04-03 · CVE-2026-35536

NVD

CVSS v3.1

7.2

High

AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

In Tornado before 6.5.5, cookie attribute injection could occur because the domain, path, and samesite arguments to .RequestHandler.set cookie were not checked for crafted characters.

Fix

Weakness Enumeration

CWE-159

Related Identifiers

CVE-2026-35536

Affected Products

Tornado

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-35536 · Security Note
• https://github.com/tornadoweb/tornado/releases/tag/v6.5.5 · Note
• https://github.com/tornadoweb/tornado/security/advisories/GHSA-78cv-mqj4-43f7 · Note