CVE-2023-26283Network attack vector

Credential disclosure via Admin Console script injection

Published Mar 22, 2023 · Updated Feb 25, 2025

Cross-site scripting in IBM WebSphere Application Server 9.0 allows remote authenticated users to inject JavaScript into the Admin Console. IBM identifies the Admin Console Web UI as the affected locus but has not disclosed which input accepts the script or how output neutralization fails. Execution requires interaction within a trusted administrative session, exposing session credentials and allowing interface content changes.

CVSS severity5.4
Medium
EPSS probability0.37%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Cross-site scripting in IBM WebSphere Application Server 9.0 allows remote authenticated users to inject JavaScript into the Admin Console. IBM identifies the Admin Console Web UI as the affected locus but has not disclosed which input accepts the script or how output neutralization fails. Execution requires interaction within a trusted administrative session, exposing session credentials and allowing interface content changes.

The record

CVE
CVE-2023-26283
Published
Mar 22, 2023
Updated
Feb 25, 2025
Vendor
IBM
Product
IBM WebSphere Application Server
Classifications
CWE-79, T1189
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 22, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 25, 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=9.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

IBM · IBM WebSphere Application Serverversion=9.0

Published CVSS scores

5.4IBM CorporationCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
5.4IBM Security BulletinCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1189Drive-by Compromise

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

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo