How severe is CVE-2025-8450?

CVE-2025-8450 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.

Is CVE-2025-8450 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-8450?

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-2025-8450 have an EU (EUVD) identifier?

Yes. CVE-2025-8450 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25201.

When was CVE-2025-8450 published?

CVE-2025-8450 was published on 2025-08-19 and last updated on 2026-06-17.

CVE-2025-8450

CVE-2025-8450 is a high-severity vulnerability with a CVSS 3.x base score of 8.2. 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-306.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-25201
Weakness: CWE-306
Published: 2025-08-19
Last modified: 2026-06-17

Description

Improper Access Control issue in the Workflow component of Fortra's FileCatalyst allows unauthenticated users to upload arbitrary files via the order forms page.

Frequently asked questions

What is CVE-2025-8450?: Improper Access Control issue in the Workflow component of Fortra's FileCatalyst allows unauthenticated users to upload arbitrary files via the order forms page.
How severe is CVE-2025-8450?: CVE-2025-8450 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
Is CVE-2025-8450 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-8450?: 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-2025-8450 have an EU (EUVD) identifier?: Yes. CVE-2025-8450 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25201.
When was CVE-2025-8450 published?: CVE-2025-8450 was published on 2025-08-19 and last updated on 2026-06-17.

References

https://www.fortra.com/security/advisories/product-security/fi-2025-010

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