How severe is CVE-2025-48477?

CVE-2025-48477 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2025-48477 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-2025-48477?

CVE-2025-48477 affects Freescout. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-48477?

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-2025-48477 have an EU (EUVD) identifier?

Yes. CVE-2025-48477 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16455.

When was CVE-2025-48477 published?

CVE-2025-48477 was published on 2025-05-30 and last updated on 2026-06-17.

CVE-2025-48477

CVE-2025-48477 is a high-severity vulnerability in Freescout with a CVSS 3.x base score of 8.1. 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-841.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v4: 7.1
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16455
Weakness: CWE-841
Affected product: Freescout
Published: 2025-05-30
Last modified: 2026-06-17

Description

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.180, the application's logic requires the user to perform a correct sequence of actions to implement a functional capability, but the application allows access to the functional capability without correctly completing one or more actions in the sequence. The leaves the attributes of Mailbox object able to be changed by the fill method. This issue has been patched in version 1.8.180.

Frequently asked questions

What is CVE-2025-48477?: FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.180, the application's logic requires the user to perform a correct sequence of actions to implement a functional capability, but the application allows access to the functional capability without correctly completing one or more actions in the sequence. The leaves the attributes of Mailbox object able to be changed by the fill method. This issue has been patched in version 1.8.180.
How severe is CVE-2025-48477?: CVE-2025-48477 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-48477 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-2025-48477?: CVE-2025-48477 affects Freescout. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-48477?: 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-2025-48477 have an EU (EUVD) identifier?: Yes. CVE-2025-48477 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16455.
When was CVE-2025-48477 published?: CVE-2025-48477 was published on 2025-05-30 and last updated on 2026-06-17.

References

https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-2c82-qx7x-35h8

Affected products (1)

cpe:2.3:a:freescout:freescout:*:*:*:*:*:*:*:*

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