How severe is CVE-2025-48388?

CVE-2025-48388 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2025-48388 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-48388?

CVE-2025-48388 affects Freescout. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-48388?

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

Does CVE-2025-48388 have an EU (EUVD) identifier?

Yes. CVE-2025-48388 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16376.

When was CVE-2025-48388 published?

CVE-2025-48388 was published on 2025-05-29 and last updated on 2026-06-17.

CVE-2025-48388

CVE-2025-48388 is a medium-severity vulnerability in Freescout with a CVSS 3.x base score of 6.5. 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-93.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 7.0
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16376
Weakness: CWE-93
Affected product: Freescout
Published: 2025-05-29
Last modified: 2026-06-17

Description

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.178, the application performs insufficient validation of user-supplied data, which is used as arguments to string formatting functions. As a result, an attacker can pass a string containing special symbols (\r, \n, \t)to the application. This issue has been patched in version 1.8.178.

Frequently asked questions

What is CVE-2025-48388?: FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.178, the application performs insufficient validation of user-supplied data, which is used as arguments to string formatting functions. As a result, an attacker can pass a string containing special symbols (\r, \n, \t)to the application. This issue has been patched in version 1.8.178.
How severe is CVE-2025-48388?: CVE-2025-48388 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-48388 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-48388?: CVE-2025-48388 affects Freescout. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-48388?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-48388 have an EU (EUVD) identifier?: Yes. CVE-2025-48388 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16376.
When was CVE-2025-48388 published?: CVE-2025-48388 was published on 2025-05-29 and last updated on 2026-06-17.

References

Affected products (1)

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

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