CVE-2023-25836Network attack vector

Script execution via unneutralized iframe source

Published Jul 21, 2023 · Updated Apr 10, 2025

Cross-site scripting in Esri ArcGIS Enterprise Sites through 10.9 allows remote authenticated users to execute JavaScript via a crafted link. Esri identifies the affected locus as the Sites builder iframe source but has not disclosed which value is insufficiently neutralized. Exploitation requires low-privileged portal access and a victim to click the link; resulting script runs in the victim's browser context.

CVSS severity5.4
Medium
EPSS probability0.44%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site scripting in Esri ArcGIS Enterprise Sites through 10.9 allows remote authenticated users to execute JavaScript via a crafted link. Esri identifies the affected locus as the Sites builder iframe source but has not disclosed which value is insufficiently neutralized. Exploitation requires low-privileged portal access and a victim to click the link; resulting script runs in the victim's browser context.

The record

CVE
CVE-2023-25836
Published
Jul 21, 2023
Updated
Apr 10, 2025
Vendor
Esri
Product
ArcGIS Enterprise Sites
Classifications
CWE-79, T1204.001
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 21, 2023CVE publishedPublication date reported by the CVE source.
  2. Apr 10, 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=All <=10.9

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Esri · ArcGIS Enterprise Sitesversion=All <=10.9

Published CVSS scores

5.4NIST National Vulnerability DatabaseCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
5.4Environmental Systems Research Institute, Inc.CVSS: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 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')
T1204.001Malicious Link

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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