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                            CERT-Renater

                Note d'Information No. 2026/VULN886
_____________________________________________________________________

DATE                : 14/09/2026

HARDWARE PLATFORM(S): /

OPERATING SYSTEM(S): Systems running Cisco Secure Email Gateway,
        Cisco Secure Email Gateway and Secure Email and Web Manager.
 
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https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-inj-2bLVGmhX
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-esa-dfCrfXkm
_____________________________________________________________________

Below is the list of Cisco Critical Security Advisories published
by Cisco PSIRT on 2026-September-14.

The following PSIRT security advisories (2 Critical) were published
at 16:00 UTC today.

Table of Contents:

1) Cisco Secure Email Gateway SQL Injection Vulnerability - SIR:
Critical

2) Cisco Secure Email Gateway and Secure Email and Web Manager
Security Hardening Release: September 2026 - SIR: Critical

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1) Cisco Secure Email Gateway SQL Injection Vulnerability

CVE-2026-76461

SIR: Critical

CVSS Score v(3.1): 9.8

URL: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-inj-2bLVGmhX ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-inj-2bLVGmhX"]

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2) Cisco Secure Email Gateway and Secure Email and Web Manager
Security Hardening Release: September 2026

CVE-2026-20353, CVE-2026-76440, CVE-2026-76441, CVE-2026-76442, CVE-2026-76443

SIR: Critical

CVSS Score v(3.1): 9.8

URL: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-esa-dfCrfXkm ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-esa-dfCrfXkm"]

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+ 23/25 Rue Daviel    |    fax : 01-53-94-20-41         +
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