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CVE-2026-43828

Apache Shiro: Shiro's native session and rememberMe cookies do not have secure flag set by default

Published: May 25, 2026Updated: May 28, 2026 Sources: CVE List NVDCWE-614
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.3%
Top 81.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-614

Affected Products

shiroapache
LibraryLibrary
OSS Libraries / generic-library
Apache ShiroApache Software Foundation
Mixed
Web & CMS Plugins / cms-core
apacheoss-projectUSWeb & CMS Pluginsaka apache http server, apache httpd
apache software foundationoss-projectUSWeb & CMS Pluginsaka apache foundation

Exploitability

Official Patch Available

References

https://shiro.apache.org/security-reports.html#cve_2026_43828
shiro.apache.org
http://www.openwall.com/lists/oss-security/2026/05/25/7
openwall.com

Timeline

Published
May 25, 2026
Last Updated
May 28, 2026

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