High severity · published May 12, 2026
CVE-2026-23819
Error in SSID Processing allows Stored XSS in Web Management Interface
8.8
CVSS
0.3%
EPSS
No
On KEV
Description
A vulnerability in the web-based management interface of Access Points running AOS-10 and AOS-8 Instant could allow an unauthenticated remote attacker to execute arbitrary JavaScript code in a victim's browser within the same local network. Successful exploitation could allow an attacker to compromise user data and potentially manipulate device configuration settings.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 19% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AA
ArubaOS (AOS) · Hewlett Packard Enterprise (HPE)
10.8.0.0; 10.7.0.0 through 10.7.2.2; 10.4.0.0 through 10.4.1.10; 8.13.0.0 through 8.13.1.1; 8.12.0.0 through 8.12.0.6; 8.10.0.0 through 8.10.0.21 · source: vendor
AR
Arubaos · Arubanetworks
6.4.0.0 through 6.5.4.24; 8.4.0.0 before 8.10.0.22; 8.11.0.0 before 8.12.0.7; 8.13.0.0 before 8.13.1.2; 10.3.0.0 before 10.4.1.11; 10.5.0.0 before 10.7.2.3; +1 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-23819
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-23819
Vendor Advisory
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05049en_us&docLocale=en_US
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