HOMEVULNERABILITIESCVE-2026-41193
CRITICAL

CVE-2026-41193

CWE-22Published: April 21, 2026· Updated: Apr 22, 2026

9.1
CVSS v3.1
EPSS:0.04%probability of exploitation in 30 daysPercentile:11.5th

Official Description

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, FreeScout's module installation feature extracts ZIP archives without validating file paths, allowing an authenticated admin to write files arbitrarily on the server filesystem via a specially crafted ZIP. Version 1.8.215 fixes the vulnerability.

NVD Source

Technical Analysis

CVE-2026-41193 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.1.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.High
User InteractionNone
ScopeChanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

All References (4)

Quick Facts

CVE IDCVE-2026-41193
CVSS Score9.1 / 10
SeverityCRITICAL
WeaknessCWE-22
CISA KEVNo
EPSS (30d)0.04%
PublishedApr 21, 2026

Related CVEs (CWE-22)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-41193 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.