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Vulnerabilities

Vulnerability · CVE-2026-76447

CVE-2026-76447 is listed by Cisco Identity Services Engine Authentication Bypass Vulnerabilities.

Published Sep 24, 2026 · Cisco

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-76447. EPSS is 0.38%. 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
0.38%
Remediation
Not established
Affected products
Cisco

CVE-2026-76447 is listed by Cisco Identity Services Engine Authentication Bypass Vulnerabilities.

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

How to fix CVE-2026-76447

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-2026-76447. EPSS is 0.38%. 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 0.38%. 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. Sep 24, 2026 · Cisco Security Advisories

    Detected

    Multiple vulnerabilities in Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow a remote attacker to access or manipulate data, obtain sensitive information, or cause a reload of certificate and key material on an affected device. For more information about these vulnerabilities, see the Details section of this advisory. Cisco has released software u

Sources

  • Cisco Security AdvisoriesVendor advisoryCVE-2026-76447

    Multiple vulnerabilities in Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow a remote attacker to access or manipulate data, obtain sensitive information, or cause a reload of certificate and key material on an affected device. F

    sec.cloudapps.cisco.com
  • CVE.orgVulnerability recordCVE-2026-76447

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-76447

    30-day exploitation probability 0.38%

    first.org

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Cisco Security AdvisoriesOct 25, 2026
  • FIRST EPSSOct 23, 2026
  • CVE.orgOct 16, 2026