High severity · published Sep 11, 2026
CVE-2026-73784
HPE IceWall products, Remote Bypass of Security Restrictions
8.8
CVSS
0.3%
EPSS
No
On KEV
Description
A potential security vulnerability in HPE IceWall products could be exploited to tamper SAML response, allowing an attacker to impersonate another user.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HI
HPE IceWall products · Hewlett Packard Enterprise
4.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-73784
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-73784
support.hpe.com
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbmu05142en_us&docLocale=en_US
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HPE IceWall Federation Agent and Proxy, Denial of Service vulnerability