CVE-2025-55887

6.1 mediumEPSS 0.4%

Medium (6.1) in ard gec en ligne. EPSS 0.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

6.1 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 28% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2025-09-22
Modified: 2026-07-05
Record from: the NVD, synced 2026-10-19

Affected

ard:gec_en_ligne

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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