CVE-2025-55887

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-09-22 · updated 2026-07-05
Weakness: CWE-79

Description

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.

Affected products

Ard Gec En Ligne: all versions

References

https://github.com/0xZeroSec/CVE-2025-55887
https://services.ard.fr/index.php
https://github.com/0xZeroSec/CVE-2025-55887

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