Critical severity · published Feb 3, 2026
CVE-2020-37075
LanSend 3.2 - Buffer Overflow (SEH)
9.8
CVSS
0.5%
EPSS
No
On KEV
Description
LanSend 3.2 contains a buffer overflow vulnerability in the Add Computers Wizard file import functionality that allows remote attackers to execute arbitrary code. Attackers can craft a malicious payload file to trigger a structured exception handler (SEH) overwrite and execute shellcode when importing computers from a file.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LA
LanSend · LizardSystems
3.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-37075
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-37075
lizardsystems.com
https://lizardsystems.com/lansend/
www.exploit-db.com
https://www.exploit-db.com/exploits/48461
www.vulncheck.com
https://www.vulncheck.com/advisories/lansend-buffer-overflow-seh