Ce mail provient de l'extérieur, restons vigilants

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                            CERT-Renater

                Note d'Information No. 2026/VULN883
_____________________________________________________________________

DATE                : 11/09/2026

HARDWARE PLATFORM(S): /

OPERATING SYSTEM(S): Cisco IOS XR Software.
 
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https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxr-qg64NcM
_____________________________________________________________________

The following Cisco Critical Security Advisory was published by Cisco
PSIRT at 15:53 UTC on 2026-September-11.

+--------------------------------------------------------------------

Cisco IOS XR Software Security Hardening Release: September 2026

CVE-2026-20274, CVE-2026-20275, CVE-2026-20276, CVE-2026-20277,
CVE-2026-20278, CVE-2026-20279, CVE-2026-20280

SIR: Critical

CVSS Score v(3.1): 9.8

URL: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxr-qg64NcM ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxr-qg64NcM"]



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+ CERT-RENATER        |    tel : 01-53-94-20-44         +
+ 23/25 Rue Daviel    |    fax : 01-53-94-20-41         +
+ 75013 Paris         |   email:cert@support.renater.fr +
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