CVE-2023-22932Network attack vector

Persistent XSS via Base64-image error message

Published Feb 14, 2023 · Updated Feb 28, 2025

Stored XSS in a View in Splunk Enterprise 9.0.0 through 9.0.3 allows remote authenticated users to execute script in another user's browser. The View renders an error message derived from a Base64-encoded image without neutralizing script-capable content. Splunk Web must be enabled, and a higher-privileged user must open the crafted request; Splunk Cloud Platform before 9.0.2209.3 is also affected.

CVSS severity8.0
High
EPSS probability0.40%
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 a View in Splunk Enterprise 9.0.0 through 9.0.3 allows remote authenticated users to execute script in another user's browser. The View renders an error message derived from a Base64-encoded image without neutralizing script-capable content. Splunk Web must be enabled, and a higher-privileged user must open the crafted request; Splunk Cloud Platform before 9.0.2209.3 is also affected.

The record

CVE
CVE-2023-22932
Published
Feb 14, 2023
Updated
Feb 28, 2025
Vendor
Splunk, Inc.
Product
Splunk Enterprise
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 14, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 28, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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

  1. Affected versionversion=9.0 <9.0.4

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Splunk, Inc. · Splunk Enterpriseversion=9.0 <9.0.4
Splunk, Inc. · Splunk Cloud Platformversion=- <9.0.2209.3

Published CVSS scores

8.0SplunkCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/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')
T1059.007JavaScript/JScript

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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