๐Ÿ” CVE Alert

CVE-2026-35536

HIGH 7.2
CVSS Score
7.2
EPSS Score
0.0%
EPSS Percentile
0th

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.

CWE CWE-159
Vendor tornadoweb
Product tornado
Published Apr 3, 2026
Last Updated Apr 3, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Affected Versions

tornadoweb / Tornado
0 < 6.5.5

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
github.com: https://github.com/tornadoweb/tornado/security/advisories/GHSA-78cv-mqj4-43f7 github.com: https://github.com/tornadoweb/tornado/releases/tag/v6.5.5