There is an HTML injection vulnerability in Esri Portal for ArcGIS versions 12.0 and prior that allows a remote, authenticated attacker to insert… (CVE-2026-69229)
An HTML injection vulnerability exists in Esri Portal for ArcGIS versions 12.0 and earlier. This flaw allows a remote, authenticated attacker to insert arbitrary HTML into the Portal for ArcGIS Home application. The vulnerability affects versions including 11.1, 11.3, 11.5, and 12.0. Users are advised to patch or upgrade to the latest long-term support release to mitigate the issue.
AI Analysis
Technical Summary
CVE-2026-69229 is an HTML injection vulnerability in Esri Portal for ArcGIS that permits a remote attacker with authentication privileges to inject arbitrary HTML content into the Portal for ArcGIS Home application. This vulnerability affects versions up to and including 12.0. The CVSS 3.1 base score is 5.4 (medium severity), reflecting low confidentiality and integrity impact with no availability impact. The vulnerability is classified under CWE-79 (Improper Neutralization of Input During Web Page Generation). No known exploits are reported in the wild. No explicit patch links are provided, but users of affected versions 11.1, 11.3, 11.5, and 12.0 are encouraged to patch or upgrade to the latest long-term support release.
Potential Impact
The vulnerability allows an authenticated remote attacker to inject arbitrary HTML into the Portal for ArcGIS Home application, potentially leading to limited confidentiality and integrity impacts. There is no indication of availability impact. The medium CVSS score reflects moderate risk primarily due to the requirement for authentication and the limited scope of impact.
Mitigation Recommendations
Users running Esri Portal for ArcGIS versions 11.1, 11.3, 11.5, and 12.0 should apply available patches or upgrade to the latest long-term support release as recommended by the vendor. Since no specific patch links are provided, users should consult Esri's official advisories for the most current remediation guidance. No cloud service remediation applies as this is not a cloud-hosted service.
There is an HTML injection vulnerability in Esri Portal for ArcGIS versions 12.0 and prior that allows a remote, authenticated attacker to insert… (CVE-2026-69229)
Description
An HTML injection vulnerability exists in Esri Portal for ArcGIS versions 12.0 and earlier. This flaw allows a remote, authenticated attacker to insert arbitrary HTML into the Portal for ArcGIS Home application. The vulnerability affects versions including 11.1, 11.3, 11.5, and 12.0. Users are advised to patch or upgrade to the latest long-term support release to mitigate the issue.
CVSS v3.1
Score 5.4medium
Affected software
pkg:maven/com.esri/portal-for-arcgisRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-69229 is an HTML injection vulnerability in Esri Portal for ArcGIS that permits a remote attacker with authentication privileges to inject arbitrary HTML content into the Portal for ArcGIS Home application. This vulnerability affects versions up to and including 12.0. The CVSS 3.1 base score is 5.4 (medium severity), reflecting low confidentiality and integrity impact with no availability impact. The vulnerability is classified under CWE-79 (Improper Neutralization of Input During Web Page Generation). No known exploits are reported in the wild. No explicit patch links are provided, but users of affected versions 11.1, 11.3, 11.5, and 12.0 are encouraged to patch or upgrade to the latest long-term support release.
Potential Impact
The vulnerability allows an authenticated remote attacker to inject arbitrary HTML into the Portal for ArcGIS Home application, potentially leading to limited confidentiality and integrity impacts. There is no indication of availability impact. The medium CVSS score reflects moderate risk primarily due to the requirement for authentication and the limited scope of impact.
Mitigation Recommendations
Users running Esri Portal for ArcGIS versions 11.1, 11.3, 11.5, and 12.0 should apply available patches or upgrade to the latest long-term support release as recommended by the vendor. Since no specific patch links are provided, users should consult Esri's official advisories for the most current remediation guidance. No cloud service remediation applies as this is not a cloud-hosted service.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-hwjf-fg7r-8gpr
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-69229"]
- Ecosystems
- []
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
Threat ID: 6a89a6dcacd9273b49151e7e
Added to database: 08/22/2026, 13:40:44 UTC
Last enriched: 08/22/2026, 13:45:14 UTC
Last updated: 08/23/2026, 02:51:58 UTC
Views: 6
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