How severe is CVE-2026-3983?

CVE-2026-3983 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-2026-3983 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-3983?

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

Does CVE-2026-3983 have an EU (EUVD) identifier?

Yes. CVE-2026-3983 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11532.

When was CVE-2026-3983 published?

CVE-2026-3983 was published on 2026-03-12 and last updated on 2026-06-17.

CVE-2026-3983

CVE-2026-3983 is a low-severity vulnerability 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% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-11532
Weakness: CWE-79
Published: 2026-03-12
Last modified: 2026-06-17

Description

A security flaw has been discovered in Campcodes Division Regional Athletic Meet Game Result Matrix System 2.1. This affects an unknown part of the file save-games.php. The manipulation of the argument game_name results in cross site scripting. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks.

Frequently asked questions

What is CVE-2026-3983?: A security flaw has been discovered in Campcodes Division Regional Athletic Meet Game Result Matrix System 2.1. This affects an unknown part of the file save-games.php. The manipulation of the argument game_name results in cross site scripting. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks.
How severe is CVE-2026-3983?: CVE-2026-3983 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-2026-3983 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-3983?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-3983 have an EU (EUVD) identifier?: Yes. CVE-2026-3983 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11532.
When was CVE-2026-3983 published?: CVE-2026-3983 was published on 2026-03-12 and last updated on 2026-06-17.

References

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

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CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

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