Vulnerability · Published Aug 11, 2026 · Assigned by TuranSec

CVE-2026-72559Daniel Brendel HortusFox - Cross-Site Scripting

Medium 5.4

In plain English

A medium-severity cross-site scripting in HortusFox from Daniel Brendel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.2%top 86.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A stored cross-site scripting vulnerability in HortusFox 5.9 allows authenticated workspace members to inject persistent JavaScript into plant notes via Parsedown rendered without safe mode. Notes are rendered unescaped in the browser of every user who views the affected plant. An attacker can use this to steal session cookies or perform actions in the context of other users including administrators.

Affected products (as reported)

VendorProductVersions
Daniel Brendel HortusFox 0 – through 5.9

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

References