CVE-2023-28083

Stored cross-site scripting via undisclosed input handling

Published Mar 20, 2023 · Updated Feb 26, 2025

Stored XSS in HPE iLO 4 before 2.82, iLO 5 before 2.78, and iLO 6 before 1.20 allows remote authenticated users to execute script. HPE has not disclosed which interface stores the attacker-controlled input or how output encoding fails. Exploitation requires low-privileged access and user interaction, and script execution occurs in another user's browser context.

CVSS severity8.3
High
EPSS probability0.45%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in HPE iLO 4 before 2.82, iLO 5 before 2.78, and iLO 6 before 1.20 allows remote authenticated users to execute script. HPE has not disclosed which interface stores the attacker-controlled input or how output encoding fails. Exploitation requires low-privileged access and user interaction, and script execution occurs in another user's browser context.

The record

CVE
CVE-2023-28083
Published
Mar 20, 2023
Updated
Feb 26, 2025
Vendor
Hewlett Packard Enterprise (HPE)
Product
HPE Integrated Lights-Out (iLO)
Classifications
CWE-79, T1203
Attack vector
adjacent
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 20, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 26, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=Integrated Lights-Out 4 (iLO 4) <2.82
  2. Affected versionversion=Integrated Lights-Out 5 (iLO 5) <2.78
  3. Affected versionversion=Integrated Lights-Out 6 (iLO 6) <1.20

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesauthenticated

What is affected?

Hewlett Packard Enterprise (HPE) · HPE Integrated Lights-Out (iLO)version=Integrated Lights-Out 4 (iLO 4) <2.82; version=Integrated Lights-Out 5 (iLO 5) <2.78; version=Integrated Lights-Out 6 (iLO 6) <1.20

Published CVSS scores

7.1Hewlett Packard EnterpriseAV:A/AC:L/Au:S/C:C/I:C/A:N
8.3Hewlett Packard EnterpriseCVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L
5.4NISTCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectoradjacent
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1203Exploitation for Client Execution

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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