Vulnerability details

CVE-2025-48388

freescout-help-desk freescout

FreeScout Has Insufficient Protection Against CRLF-injection

CVSS 4.0

7.0High

Official 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.

CVSS scores

Score	Version	Source	Vector
7.0High	4.0	CVEProject cvelistV5 (CNA) (GitHub_M)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N`

Affected products

Vendor	Product	Versions	Source
freescout-help-desk	freescout	< 1.8.178	CVEProject cvelistV5 (CNA)

References and advisories

https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-c76f-wggm-grcq x_refsource_CONFIRM
https://github.com/freescout-help-desk/freescout/commit/eab97711027fff4bce90ccd2e189cbc184fa0370 x_refsource_MISC

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Details

Published: 2025-05-29
Last updated: 2025-05-29
State: Published
Assigner (CNA): GitHub_M

Exploit prediction (EPSS)

0.39%

Probability of exploitation in 30 days

34%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: Proof of concept
Technical impact: Partial

Weaknesses (CWE)

CWE-134
Use of Externally-Controlled Format String
CWE-93
Improper Neutralization of CRLF Sequences ('CRLF Injection')