PT-2026-2687 · Microsoft · Windows

K3Vinlusec + 1 · Publicado 2026-01-13 · Atualizado 2026-01-15 · CVE-2026-20837

Positive Technologies (AI Summary)

CVSS v3.1

7.8

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions Windows Media (affected versions not specified)

Description A heap-based buffer overflow exists in Windows Media that could allow an unauthorized attacker to execute code locally. Remote attackers may be able to execute arbitrary code and affect the system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Heap Based Buffer Overflow

Enumeração de Fraquezas

CWE-122

Identificadores relacionados

BDU:2026-00533

CVE-2026-20837

Produtos afetados

Windows

Referências · 8

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20837 · Aviso do Fabricante
• https://twitter.com/vuldb/status/2011147033105821882 · Publicação no Twitter
• https://osv.dev/vulnerability/CVE-2026-20837 · Aviso do Fabricante
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-20837 · Nota de Segurança
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-20837 · Aviso do Fabricante
• https://twitter.com/CVEnew/status/2011759678116552850 · Publicação no Twitter
• https://nvd.nist.gov/vuln/detail/CVE-2026-20837 · Nota de Segurança
• https://bdu.fstec.ru/vul/2026-00533 · Nota de Segurança