---
cve: "CVE-2020-27509"
severity: "LOW"
cvss: 3.1
epss: "56%"
vendor: "n/a"
kev: false
exploited: false
published: "2022-06-26 13:15:08"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-11T01:38:57+02:00"
---

# CVE-2020-27509

> 3.1 LOW

## Beschreibung

Persistent XSS in Galaxkey Secure Mail Client in Galaxkey up to 5.6.11.5 allows an attacker to perform an account takeover by intercepting the HTTP Post request when sending an email and injecting a specially crafted XSS payload in the 'subject' field. The payload executes when the recipient logs into their mailbox.

## Referenzen

- <https://medium.com/@tomhulme_74888/persistent-cross-site-scripting-leading-to-full-account-takeover-on-galaxkey-v5-6-11-4-8bf96be35b54>
- <https://medium.com/%40tomhulme_74888/persistent-cross-site-scripting-leading-to-full-account-takeover-on-galaxkey-v5-6-11-4-8bf96be35b54>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2020-27509) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_