Cisco Identity Services Engine Authentication Bypass Vulnerabilities
Affects CiscoSource GCVE Database
Not known to be exploited · CVSS 4.3 Medium.
Data as of 27 Oct 2026, 02:09 UTC
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 6 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| CiscoCisco Identity Services Engine Software | Affected
| Fixed in– |
AI-suggested
The advisory mentions a Fixed Software section for information on patched releases, indicating that fixes exist. Users should consult the official Cisco advisory for specific remediation steps and apply the updates accordingly. No further mitigation guidance is provided in the current data.
Description
Multiple authentication bypass vulnerabilities have been identified in Cisco Identity Services Engine (ISE) affecting all device configurations at the time of publication. These vulnerabilities could allow an attacker to bypass authentication mechanisms. Specific affected software versions are not detailed in the available information. No CVSS score or detailed impact metrics are provided.
References
- sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-unauth-bypass-uxjRXGpb (opens in a new tab)
- sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html (opens in a new tab)
- bst.cloudapps.cisco.com/bugsearch/bug/CSCwr77445 (opens in a new tab)
- bst.cloudapps.cisco.com/bugsearch/bug/CSCwr77441 (opens in a new tab)
- cisco.com/web/about/security/psirt/security_vulnerability_policy.html (opens in a new tab)
- cisco.com/c/en/us/support/index.html (opens in a new tab)
- cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.html (opens in a new tab)
- sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html (opens in a new tab)
- cisco.com/go/psirt (opens in a new tab)