How severe is CVE-2026-0983?

CVE-2026-0983 has a CVSS 4.0 base score of 7.1, rated high severity.

Is CVE-2026-0983 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-0983?

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-2026-0983 have an EU (EUVD) identifier?

Yes. CVE-2026-0983 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30767.

When was CVE-2026-0983 published?

CVE-2026-0983 was published on 2026-05-18 and last updated on 2026-06-17.

CVE-2026-0983

CVE-2026-0983 is a high-severity vulnerability with a CVSS 4.0 base score of 7.1. 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-1286.

Key facts

Severity: High (CVSS 4.0 base score 7.1)
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-30767
Weakness: CWE-1286
Published: 2026-05-18
Last modified: 2026-06-17

Description

Denial-of-service condition in M-Files Server versions before 26.5.16015.0, before 26.2 LTS, and before 25.8 LTS SR3 allows an authenticated user to cause the MFserver process to crash

Frequently asked questions

What is CVE-2026-0983?: Denial-of-service condition in M-Files Server versions before 26.5.16015.0, before 26.2 LTS, and before 25.8 LTS SR3 allows an authenticated user to cause the MFserver process to crash
How severe is CVE-2026-0983?: CVE-2026-0983 has a CVSS 4.0 base score of 7.1, rated high severity.
Is CVE-2026-0983 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-0983?: 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-2026-0983 have an EU (EUVD) identifier?: Yes. CVE-2026-0983 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30767.
When was CVE-2026-0983 published?: CVE-2026-0983 was published on 2026-05-18 and last updated on 2026-06-17.

References

https://empower.m-files.com/security-advisories/CVE-2026-0983

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