Radware Alteon has a reflected XSS vulnerability

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Summary

CVECVE-2026-5754
StatePUBLISHED
Assignercertcc
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-14 18:17:39 UTC
Updated2026-04-21 17:16:57 UTC
DescriptionReflected Cross-Site Scripting (XSS) Vulnerability in Radware Alteon 34.5.4.0 vADC load-balancer allows an attacker to inject malicious scripts into the website, potentially leading to unauthorized actions, data theft, or other malicious activities.

Risk And Classification

Primary CVSS: v3.1 6.1 MEDIUM from ADP

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.000310000 probability, percentile 0.091130000 (date 2026-04-22)

Problem Types: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED6.1MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary6.1MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Radware Alteon VADC affected 34.5.4.0 Not specified

References

ReferenceSourceLinkTags
www.kb.cert.org/vuls/id/890999 af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org
www.radware.com/products/alteon [email protected] www.radware.com
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