Critical 9.8
CVE-2026-76461
Active In-the-Wild Zero-Day Exploitation of Cisco Secure Email Gateway (CVE-2026-76461)
Vendor / product: Cisco Secure Email Gateway
Event date: 2026-09-04
Public PoC: Yes
First tracked by RiskWire: 2026-09-15
Sources & citations (13)
- Cisco warns customers of actively exploited zero-day in email gateways cyberscoop.com · 2026-09-15
- Cisco email security boxes can be rooted by... an email theregister.com · 2026-09-15
- Cisco users urged to patch email gateway flaw computerweekly.com · 2026-09-15
- Critical Cisco Secure Email Gateway zero-day gives attackers root access csoonline.com · 2026-09-16
- Cisco Warns of Ongoing Exploitation of Critical Email Gateway Zero-Day securityaffairs.com · 2026-09-15
- Cisco Email Gateways Fall to One Malicious Message: Root Access via SQL Injection Now in the Wild webpronews.com · 2026-09-15
- Cisco patches actively exploited email gateway zero-day (CVE-2026-76461) helpnetsecurity.com · 2026-09-15
- U.S. CISA adds Cisco Secure Email Gateway flaw to its Known Exploited Vulnerabilities catalog securityaffairs.com · 2026-09-15
- Cisco Secure Email Gateway Vulnerability Exploited in Attacks (CVE-2026-76461) threatprotect.qualys.com · 2026-09-15
- CISA Warns of Cisco Secure Email Gateway 0-Day Vulnerability Actively Exploited in Attacks cybersecuritynews.com · 2026-09-15
- Cisco Secure Email Gateway flaw exploited for root access betanews.com · 2026-09-15
- Quick Hits: Cisco Email Gateway Root Zero-Day, Vite Cloud Credential Heists, HBO Max Reddit ClickFix Blitz & Revolut Social-Engineering Leak rodtrent.substack.com · 2026-09-15
- Multiple Vulnerabilities in Cisco Secure Email Products Could Allow for Remote Code Execution cisecurity.org · 2026-09-15
References
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