What is the CVSS score of CVE-2020-37181?

CVE-2020-37181 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Windows are affected by CVE-2020-37181?

Torrent FLV Converter 1.51 Build 117 contains a critical stack overflow vulnerability (CVSS 9.8) that allows attackers to execute arbitrary code through malicious registration codes, potentially…

Is there a public PoC exploit available for CVE-2020-37181?

Yes, a public proof-of-concept exploit is available for CVE-2020-37181. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2020-37181?

Within 24 hours: Inventory all systems running Torrent FLV Converter 1.51 Build 117 and isolate them from production networks if possible. Within 7 days: Disable the software across the organization or restrict access to trusted personnel only; contact the vendor for patch availability and timeline. Within 30 days: Either upgrade to a patched version once available or migrate to an alternative FLV conversion solution with active security support.

Windows CVE-2020-37181

CRITICAL

Stack-based Buffer Overflow (CWE-121)

2026-02-11 disclosure@vulncheck.com

Windows Stack Overflow

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:02 vuln.today

PoC Detected

Feb 12, 2026 - 15:10 vuln.today

Public exploit code

CVE Published

Feb 11, 2026 - 21:16 nvd

CRITICAL 9.8

DescriptionCVE.org

Torrent FLV Converter 1.51 Build 117 contains a stack overflow vulnerability that allows attackers to overwrite Structured Exception Handler (SEH) through a malicious registration code input. Attackers can craft a payload with specific offsets and partial SEH overwrite techniques to potentially execute arbitrary code on vulnerable Windows 32-bit systems.