Cisco Identity Services Engine Software Offline Profiler Feed Service xml external entity reference

Summaryinfo

A vulnerability classified as problematic was found in Cisco Identity Services Engine Software and ISE Passive Identity Connector. The affected element is an unknown function of the component Offline Profiler Feed Service. Executing a manipulation can lead to xml external entity reference. This vulnerability is handled as CVE-2026-76427. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Cisco Identity Services Engine Software and ISE Passive Identity Connector (version unknown). This vulnerability affects an unknown function of the component Offline Profiler Feed Service. The manipulation with an unknown input leads to a xml external entity reference vulnerability. The CWE definition for the vulnerability is CWE-611. The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is available at sec.cloudapps.cisco.com. This vulnerability was named CVE-2026-76427 since 08/19/2026. The exploitation appears to be easy. The attack can be initiated remotely. The exploitation needs additional levels of successful authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 09/16/2026).

Upgrading eliminates this vulnerability.

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Productinfo

Type

• Policy Management Software

Vendor

• Cisco

Name

• Identity Services Engine Software
• ISE Passive Identity Connector

License

• commercial

Website

• Vendor: https://www.cisco.com/

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