---
cve: "CVE-2026-43828"
severity: "MEDIUM"
cvss: 5.9
epss: "27%"
vendor: "Apache Software Foundation"
kev: false
exploited: false
published: "2026-05-25 21:16:34"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-07T00:24:22+02:00"
---

# CVE-2026-43828

> 5.9 MEDIUM

## Beschreibung

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-Vektor

```
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/AU:Y/R:U/RE:L/U:Amber
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |

## Referenzen

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

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-43828) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_