Cyber Resilience

CVE-2025-55888

HighPublic PoC

Published: 22 September 2025

Published
22 September 2025
Modified
14 October 2025
KEV Added
Patch
CVSS Score v3.1 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0030 53.9th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-55888 is a high-severity Cross-site Scripting (CWE-79) vulnerability in Ard Gec En Ligne. Its CVSS base score is 7.3 (High).

Operationally, ranked in the top 46.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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…

more

script execution in the context of users browsers. This flaw could lead to session hijacking, cookie theft, and other malicious actions.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

ard
gec en ligne
all versions

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References