Cisco Warns of Unpatched Secure Email Flaws
Cisco disclosed S/MIME flaws in its Secure Email Gateway while fixing critical IOS XR and Nexus bugs.
SecurityWeek reported that Cisco issued warnings about multiple unpatched vulnerabilities in its Secure Email Gateway products. The flaws involve S/MIME and could expose encrypted email content. At the same time the company released patches for critical vulnerabilities in IOS XR and Nexus switches tracked as CVE-2026-20354 and CVE-2026-20355. Those bugs could enable remote code execution and authentication bypass. The details come from the vendor's public disclosures as summarized in the linked article.
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Cisco Warns of Unpatched Secure Email Flaws
Cisco disclosed S/MIME flaws in its Secure Email Gateway while fixing critical IOS XR and Nexus bugs.
SecurityWeek reported that Cisco issued warnings about multiple unpatched vulnerabilities in its Secure Email Gateway products. The flaws involve S/MIME and could expose encrypted email content. At the same time the company released patches for critical vulnerabilities in IOS XR and Nexus switches tracked as CVE-2026-20354 and CVE-2026-20355. Those bugs could enable remote code execution and authentication bypass. The details come from the vendor's public disclosures as summarized in the linked article.