Cisco Secure Email Gateway and Secure Email and Web Manager Security Hardening Release: September 2026
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Email Gateway and Cisco Secure Email and Web Manager engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. These vulnerabilities were found during internal testing. Two of them are known to be actively exploited. For more information, see Cisco Secure Email Gateway SQL Injection Vulnerability and Cisco Secure Email Gateway Arbitrary File Write Vulnerability . To assis
Read at Cisco PSIRT Security Advisories
- Vendor
- Cisco
- Product
- Secure Email / Web Appliance
- EPSS
- 0.024 (p84)
- Exploitation
- observed in the wild
- Exposure class
Why it ranks 57 (High)
- Exploitation observed in the wild
- Exposed product class: email
- Widely deployed vendor product (Cisco)
- Covered by 2 independent sources
- Vendor security advisory
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- Cisco PSIRT Security Advisories (sec.cloudapps.cisco.com)
- CVE-2026-20353 on this site · NVD · CVE.org · Vulnpedia
- CVE-2026-76440 on this site · NVD · CVE.org · Vulnpedia
- CVE-2026-76441 on this site · NVD · CVE.org · Vulnpedia
- CVE-2026-76442 on this site · NVD · CVE.org · Vulnpedia
- CVE-2026-76443 on this site · NVD · CVE.org · Vulnpedia
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