CVE-2026-43828

MEDIUM EPSS 18.9%
Published May 25, 20261mo ago · Modified Jun 17, 20262w ago
5.9 CVSS 4.0
Medium
Find Similar
Published May 25, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

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 Details

Base Score
5.9
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:X/RE:L/U:Amber
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction A
Scope X

Threat Intelligence

EPSS Exploit Probability
18.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-614

Affected Products 2

VendorProductVersionRange
apacheshiro* <2.1.1
apacheshiro3.0.0any

References 2

  • openwall.com http://www.openwall.com/lists/oss-security/2026/05/25/7
    Mailing ListThird Party Advisory
  • shiro.apache.org https://shiro.apache.org/security-reports.html#cve_2026_43828
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.