CVE-2026-69237: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Esri Portal for ArcGIS
CVE-2026-69237 is a low-severity HTML injection vulnerability in Esri Portal for ArcGIS versions 11.1 and prior. It allows a remote attacker with administrative privileges to insert arbitrary HTML into an administrative API. Users of ArcGIS Enterprise 11.1 and 11.3 are encouraged to patch or upgrade to the latest long-term support release.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-69237) is classified as CWE-79, indicating improper neutralization of input during web page generation, commonly known as cross-site scripting (XSS). It affects Esri Portal for ArcGIS versions 11.1 and prior, allowing remote attackers with administrative privileges to inject arbitrary HTML into an administrative API. The CVSS 3.1 base score is 3.8 (low severity), with attack vector network, low attack complexity, high privileges required, no user interaction, and impacts on confidentiality and integrity but not availability.
Potential Impact
An attacker with administrative privileges can inject arbitrary HTML into the administrative API, potentially leading to limited confidentiality and integrity impacts within the affected system. There is no indication of availability impact or known exploits in the wild.
Mitigation Recommendations
No official patch or remediation level is currently confirmed. Users of ArcGIS Enterprise 11.1 and 11.3 are advised to upgrade to the latest long-term support release. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
CVE-2026-69237: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Esri Portal for ArcGIS
Description
CVE-2026-69237 is a low-severity HTML injection vulnerability in Esri Portal for ArcGIS versions 11.1 and prior. It allows a remote attacker with administrative privileges to insert arbitrary HTML into an administrative API. Users of ArcGIS Enterprise 11.1 and 11.3 are encouraged to patch or upgrade to the latest long-term support release.
CVSS v3.1
Score 3.8low
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-69237) is classified as CWE-79, indicating improper neutralization of input during web page generation, commonly known as cross-site scripting (XSS). It affects Esri Portal for ArcGIS versions 11.1 and prior, allowing remote attackers with administrative privileges to inject arbitrary HTML into an administrative API. The CVSS 3.1 base score is 3.8 (low severity), with attack vector network, low attack complexity, high privileges required, no user interaction, and impacts on confidentiality and integrity but not availability.
Potential Impact
An attacker with administrative privileges can inject arbitrary HTML into the administrative API, potentially leading to limited confidentiality and integrity impacts within the affected system. There is no indication of availability impact or known exploits in the wild.
Mitigation Recommendations
No official patch or remediation level is currently confirmed. Users of ArcGIS Enterprise 11.1 and 11.3 are advised to upgrade to the latest long-term support release. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Esri
- Date Reserved
- 2026-08-03T19:22:05.877Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a88be1eacd9273b49bcc755
Added to database: 08/21/2026, 21:07:42 UTC
Last enriched: 08/21/2026, 21:22:57 UTC
Last updated: 08/22/2026, 02:56:45 UTC
Views: 9
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