CVE-2026-53907: falha de média gravidade em MyComplianceOffice MCO
Stored Cross‑Site Scripting in MCO
Publicada em
Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.
13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 4.8epss 0.2%
MCO is vulnerable to Stored Cross‑Site Scripting (XSS) via the application logo upload functionality. An attacker with the ability to change the application logo can upload a crafted SVG file containing malicious JavaScript code that is executed when the logo is rendered or opened.
Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 25.3.3.1 but may also affect other versions.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N
Produtos afetados
MyComplianceOffice · MCOCVEs relacionadas — MyComplianceOffice MCO
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CVE-2026-53906MEDIUMPath Disclosure and Path Traversal in MCOEPSS 0.5%CVE-2026-53903MEDIUMInsecure Direct Object Reference in MCOEPSS 0.4%CVE-2026-53909MEDIUMArbitrary File Upload in MCOEPSS 0.4%CVE-2026-53908MEDIUMUser Enumeration in MCOEPSS 0.4%CVE-2026-53902HIGHPrivilege Escalation in MCOEPSS 0.3%CVE-2026-53904MEDIUMAccount Denial of Service in MCOEPSS 0.3%