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Vulnerabilities

Vulnerability · CVE-2026-76458

CVE-2026-76458 is listed by Cisco Advance Notification for Publication of October 7, 2026, Security Advisories.

Published Oct 7, 2026 · Cisco

Check if you run it

No confirmed exploitation is on record for CVE-2026-76458. EPSS is 0.28%. Act only if a listed version of Cisco is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Unknown—
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.28%
Remediation
Not established
Affected products
Cisco

CVE-2026-76458 is listed by Cisco Advance Notification for Publication of October 7, 2026, Security Advisories.

No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.

How to fix CVE-2026-76458

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-76458. EPSS is 0.28%. Act only if a listed version of Cisco is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.28%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Cisco security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 7, 2026 · Cisco Security Advisories

    Detected

    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,

Sources

  • Cisco Security AdvisoriesVendor advisoryCVE-2026-76458

    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 s

    sec.cloudapps.cisco.com
  • CVE.orgVulnerability recordCVE-2026-76458

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-76458

    30-day exploitation probability 0.3%

    first.org

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.