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Cisco releases Unified Communications hardening updates for internally found flaws (CVE-2026-76473 through CVE-2026-76481)

1 fonte(s) · 1 atualização(ões) · publicado 21/10/2026 13:00 · coletado há 2 dias

Baseado só no resumo do feed. O site da fonte não liberou o texto completo para o Tifon, então esta análise saiu apenas do resumo publicado no feed e pode estar incompleta. Ela é atualizada quando outra fonte cobrir o assunto. Ler na fonte original ↗

Cisco published a security hardening release for its Unified Communications portfolio on October 21, 2026. It covers Cisco Emergency Responder, Cisco Prime Collaboration Deployment, Cisco Unified Communications Manager (Unified CM), Unified CM IM&P, Unified CM SME and Cisco Unity Connection. The vulnerabilities were found during an internal security review and are not known to be actively exploited. Cisco grouped the issues by Common Weakness Enumeration class and assigned one CVE ID per group, eight in total. The advisory gives a Security Impact Rating of Critical. Cisco has released software updates and states that no workarounds exist.

Detalhes técnicos

  • The advisory lists eight CVEs: CVE-2026-76473, CVE-2026-76474, CVE-2026-76475, CVE-2026-76476, CVE-2026-76477, CVE-2026-76478, CVE-2026-76479 and CVE-2026-76481.
  • Each CVE maps to a CWE grouping. The text does not name the weakness classes, attack vectors or affected versions.
  • Cisco may publish separate advisories with details on individual vulnerabilities.
  • The advisory is part of the Cisco Advance Notification bundle for October 21, 2026.
  • No exploitation in the wild is reported.

Remediação

  • Apply the software updates Cisco has released for the affected Unified Communications products.
  • No workarounds exist, so patching is the only mitigation.
  • Consult the Cisco Advance Notification for October 21, 2026 and any follow-up advisories for per-vulnerability details and fixed versions.

Linha do tempo

  1. sec.cloudapps.cisco.com ↗ · pub. 21/10/2026 13:00 · coletado 21/10 14:01 primeiro registro só resumo do feed

    Cisco releases Unified Communications hardening updates for internally found flaws (CVE-2026-76473 through CVE-2026-76481)

    ler a análise desta fonte

    Cisco published a security hardening release for its Unified Communications portfolio on October 21, 2026. It covers Cisco Emergency Responder, Cisco Prime Collaboration Deployment, Cisco Unified Communications Manager (Unified CM), Unified CM IM&P, Unified CM SME and Cisco Unity Connection. The vulnerabilities were found during an internal security review and are not known to be actively exploited. Cisco grouped the issues by Common Weakness Enumeration class and assigned one CVE ID per group, eight in total. The advisory gives a Security Impact Rating of Critical. Cisco has released software updates and states that no workarounds exist.

    Technical Details

    • The advisory lists eight CVEs: CVE-2026-76473, CVE-2026-76474, CVE-2026-76475, CVE-2026-76476, CVE-2026-76477, CVE-2026-76478, CVE-2026-76479 and CVE-2026-76481.
    • Each CVE maps to a CWE grouping. The text does not name the weakness classes, attack vectors or affected versions.
    • Cisco may publish separate advisories with details on individual vulnerabilities.
    • The advisory is part of the Cisco Advance Notification bundle for October 21, 2026.
    • No exploitation in the wild is reported.

    Remediation

    • Apply the software updates Cisco has released for the affected Unified Communications products.
    • No workarounds exist, so patching is the only mitigation.
    • Consult the Cisco Advance Notification for October 21, 2026 and any follow-up advisories for per-vulnerability details and fixed versions.