CVE-2026-76465
CVE-2026-76465: 2 tracked advisory records across Cisco. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Cisco
2 advisories- Advisory severityCritical9.8
Critical [CVE-2026-76465] Cisco Nexus 3000 and 9000 Series Switches MPLS OAM Remote Code Execution Vulnerability
cisco-sa-moam-rce-uBTzYV7Source published Source updated
A vulnerability in the MPLS Operation, Administration, and Maintenance (OAM) feature of Cisco NX-OS Software for Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches could allow an unauthenticated, remote attacker to execute arbitrary code with root privileges or cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper validation when an affected device is processing an MPLS echo-request packet. An attacker could exploit this vulnerability by sending a crafted MPLS echo-request to an IP address on an affected device. A successful exploit could allow the attacker to execute arbitrary code with root privileges and could cause process crashes, which could result in a device reload and a DoS condition. Cisco has released software…
- Affected products in this advisory
- NX-OS Software
- Nexus 3000 Series Switches
- Nexus 9000 Series Switches
- Source-reported affected versions
- Scope: This vulnerability affects the following Cisco products if they are running a vulnerable release of Cisco NX-OS Software and have the MPLS OAM feature enabled:
- Source-reported fixed versions
- No fixed-version detail extracted. This does not mean no fix exists.
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
- Workarounds
- There are no workarounds that address this vulnerability.
- If the MPLS OAM feature is not required, disabling it removes the attack vector and is a mitigation for this vulnerability. To disable the MPLS OAM feature, use the Cisco NX-OS CLI command no feature mpls oam in global configuration mode on a Cisco Nexus 3000 or 9000 Series Switch.
- Advisory severityUnrated
Advisory [CVE-2026-20032 +13] Cisco Advance Notification for Publication of October 7, 2026, Security Advisories
cisco-sa-notice-fBn58ELxSource published Source updated
This bulletin covers 14 CVEs. The products, versions, score and guidance below describe the bulletin; check its source for applicability to this specific CVE.
On October 7, 2026, the Cisco Product Security Incident Response Team (PSIRT) published the advisories that are listed in the following tables. To remediate the vulnerabilities that were disclosed on October 7, 2026, Cisco strongly recommends that customers upgrade to the fixed software that is indicated in the advisories. For more information about changes in Cisco PSIRT vulnerability disclosure, see Strengthening the Foundation: A Predictable, Customer-Focused Response to AI-Accelerated Vulnerability Discovery. Cisco Security Advisory CVE ID Security Impact Rating CVSS Base Score Cisco NX-OS Software Security Hardening Release: October 2026 Critical 9.8 Cisco Nexus 3000 and 9000 Series Switches MPLS OAM Remote Code Execution Vulnerability Cisco NX-OS Software NX-API Remote Code…
- Affected products in this advisory
- No product details extracted. Check the source bulletin.
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- No fixed-version detail extracted. This does not mean no fix exists.
- Mitigation guidance
- To remediate the vulnerabilities that were disclosed on October 7, 2026, Cisco strongly recommends that customers upgrade to the fixed software that is indicated in the advisories.
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