How severe is CVE-2025-11421?

CVE-2025-11421 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-11421 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-11421?

CVE-2025-11421 affects Fabian Voting System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-11421?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-11421 have an EU (EUVD) identifier?

Yes. CVE-2025-11421 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31855.

When was CVE-2025-11421 published?

CVE-2025-11421 was published on 2025-10-08 and last updated on 2026-06-17.

CVE-2025-11421

CVE-2025-11421 is a low-severity vulnerability in Fabian Voting System with a CVSS 3.x base score of 3.5. 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: Low (CVSS 3.x base score 3.5)
CVSS v2: 4.0
CVSS v4: 2.0
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-31855
Weakness: CWE-79
Affected product: Fabian Voting System
Published: 2025-10-08
Last modified: 2026-06-17

Description

A flaw has been found in code-projects Voting System 1.0. The affected element is an unknown function of the file /admin/candidates_edit.php. This manipulation of the argument Firstname/Lastname/Platform causes cross site scripting. Remote exploitation of the attack is possible. The exploit has been published and may be used.

Frequently asked questions

What is CVE-2025-11421?: A flaw has been found in code-projects Voting System 1.0. The affected element is an unknown function of the file /admin/candidates_edit.php. This manipulation of the argument Firstname/Lastname/Platform causes cross site scripting. Remote exploitation of the attack is possible. The exploit has been published and may be used.
How severe is CVE-2025-11421?: CVE-2025-11421 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-11421 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-11421?: CVE-2025-11421 affects Fabian Voting System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-11421?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-11421 have an EU (EUVD) identifier?: Yes. CVE-2025-11421 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31855.
When was CVE-2025-11421 published?: CVE-2025-11421 was published on 2025-10-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:fabian:voting_system:1.0:*:*:*:*:*:*:*

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