Cross-Site Scripting (XSS) vulnerability was discovered in the meal reservation service ARD. The vulnerability exists in the transactionID GET parameter on the transaction confirmation page. Due to improper input validation and output encoding, an attacker can inject malicious JavaScript code that is executed in the context of a user s browser. This can lead to session hijacking, theft of cookies, and other malicious actions performed on behalf of the victim.
CVE-2025-55887
CVSS base score
6.1 (v3.1)
Severity
MEDIUM
Attack vector
Network
Weakness
CWE-79
Last modified
November 5, 2026
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected products
ard gec en ligne
References
- github.com Exploit, Third Party Advisory
- services.ard.fr Product
- github.com Exploit, Third Party Advisory