How severe is CVE-2025-55888?

CVE-2025-55888 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-55888 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-55888?

CVE-2025-55888 affects Ard Gec En Ligne. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-55888?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-55888 have an EU (EUVD) identifier?

Yes. CVE-2025-55888 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-30797.

When was CVE-2025-55888 published?

CVE-2025-55888 was published on 2025-09-22 and last updated on 2026-07-05.

CVE-2025-55888

CVE-2025-55888 is a high-severity vulnerability in Ard Gec En Ligne with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-30797
Weakness: CWE-79
Affected product: Ard Gec En Ligne
Published: 2025-09-22
Last modified: 2026-07-05

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.

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.
How severe is CVE-2025-55888?: CVE-2025-55888 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-55888 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-55888?: CVE-2025-55888 affects Ard Gec En Ligne. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-55888?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-55888 have an EU (EUVD) identifier?: Yes. CVE-2025-55888 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-30797.
When was CVE-2025-55888 published?: CVE-2025-55888 was published on 2025-09-22 and last updated on 2026-07-05.

References

EU advisories (EUVD)

Affected products (1)

cpe:2.3:a:ard:gec_en_ligne:-:*:*:*:*:*:*:*

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