CVE-2026-35536

NameCVE-2026-35536
DescriptionIn Tornado before 6.5.5, cookie attribute injection could occur becaus ...
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-4520-1
Debian Bugs1132367

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
python-tornado (PTS)bullseye6.1.0-1vulnerable
bullseye (security)6.1.0-1+deb11u4fixed
bookworm, bookworm (security)6.2.0-3+deb12u2vulnerable
trixie6.4.2-3vulnerable
forky6.5.4-1vulnerable
sid6.5.5-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
python-tornadosourcebullseye6.1.0-1+deb11u4DLA-4520-1
python-tornadosource(unstable)6.5.5-11132367

Notes

https://github.com/tornadoweb/tornado/security/advisories/GHSA-78cv-mqj4-43f7
Fixed by: https://github.com/tornadoweb/tornado/commit/24a2d96ea115f663b223887deb0060f13974c104 (v6.5.5)

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