CVE-2025-55888: gec en ligne XSS — Exploit

Description

Cross-Site Scripting (XSS) vulnerability was discovered in the Ajax transaction manager endpoint of ARD. An attacker can intercept the Ajax response and inject malicious JavaScript into the accountName field. This input is not properly sanitized or encoded when rendered, allowing script execution in the context of users browsers. This flaw could lead to session hijacking, cookie theft, and other malicious actions.

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CVSS v3.1 Score

7.3

HIGH

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
ard	gec_en_ligne	All

References

Exploits

https://github.com/0xZeroSec/CVE-2025-55888

Other References

http://alpes.com http://ard.com https://services.ard.fr/?eID=tx_afereload_ajax_transactionmanager

Frequently Asked Questions

What is CVE-2025-55888? +

Cross-Site Scripting (XSS) vulnerability was discovered in the Ajax transaction manager endpoint of ARD. An attacker can intercept the Ajax response and inject malicious JavaScript into the accountName field. This input is not properly sanitized or encoded when rendered, allowing script execution in the context of users browsers. This flaw could lead to session hijacking, cookie theft, and other malicious actions. It has a CVSS v3.1 base score of 7.3 (HIGH).

How severe is CVE-2025-55888? +

CVE-2025-55888 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-55888? +

CVE-2025-55888 affects products from ard, specifically: gec_en_ligne. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-55888? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-55888