CVE-2026-76427 Cisco ISE XML External Entity Injection Vulnerability
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-76427?
CVE-2026-76427 is a medium-severity vulnerability in Cisco Identity Services Engine, published on 16 Sep 2026.
Official description
A vulnerability in the offline profiler feed service of Cisco ISE could allow an authenticated, remote attacker to read arbitrary files that are stored on an affected device. This vulnerability is due to the parsing of attacker-controlled feed metadata with an XML parser that does not disable external entity resolution. An attacker could exploit this vulnerability by uploading a crafted offline feed package through the administrative interface. A successful exploit could allow the attacker to read arbitrary files from the file system and issue requests to internal systems from the affected device. To exploit this vulnerability, the attacker must have valid administrative credentials.
Weakness: CWE-611
Which versions are affected by CVE-2026-76427?
It affects 1 product.
Products include Cisco Identity Services Engine.
How do I fix CVE-2026-76427?
No fix has been published for CVE-2026-76427 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-76427 being exploited?
There is no known exploitation of CVE-2026-76427 in the wild and no public exploit code.
Other vulnerabilities in Cisco Identity Services Engine
- CVE-2026-76460 Cisco Identity Services Engine Incorrect Use of Privileged APIs
- CVE-2025-20337 Cisco Identity Services Engine Injection
- CVE-2025-20281 Cisco Identity Services Engine Injection
- CVE-2026-20130 Cisco Identity Services Engine Hardening Release - Improper Neutralization Vulnerabilities
- CVE-2026-20192 Cisco Identity Services Engine Hardening Release - Access Control Vulnerabilities
Sources
Also known as GHSA-46xj-2h8f-mw97.