CVE-2026-89011

high Red Hat
CVSS v3 Base Score
7.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Confidentiality
High
Integrity
Low
Availability
None
Published: September 10, 2026 (0 days ago)
Last Modified: September 10, 2026
Vendor: Red Hat
Source: REDHAT

Description

A flaw was found in isomorphic-git. This prototype pollution vulnerability in the getRemoteInfo function allows a malicious Git server operator to manipulate object properties by advertising specially crafted reference names. This can reroute network operations through an attacker-controlled proxy, leading to the transmission of user credentials to the attacker.

CWE

CWE-915

Affected Products

Red Hat Developer HubSelf-service automation portal 2

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 github.com 🔗 github.com