CVE-2026-43828

Name	CVE-2026-43828
Description	Default configurations of Apache Shiro send sensitive cookies in HTTPS session without 'Secure' attribute. This issue affects Apache Shiro from 1.0 to 2.1.0, and 3.0.0-alpha-1. Users are recommended to upgrade to version 2.1.1, or 3.0.0-alpha-2 or later, which fixes the issue. In the affected versions, Shiro-native session manager, as well as Remember-Me manager sends JSESSIONID and rememberMe cookies without 'secure' attribute by default.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	1140001

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
shiro (PTS)	bullseye	1.3.2-4+deb11u1	vulnerable
	bookworm	1.3.2-5	vulnerable
	sid, trixie	1.3.2-6	vulnerable

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
shiro	source	(unstable)	(unfixed)			1140001

Notes

[trixie] - shiro <no-dsa> (Minor issue)
[bookworm] - shiro <no-dsa> (Minor issue)
[bullseye] - shiro <no-dsa> (Minor issue)
https://www.openwall.com/lists/oss-security/2026/05/25/7