CVE-2026-69238

MEDIUMCVSS 4.8/10EPSS 0.14%

Last modified

CVE-2026-69238 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. There is an HTML injection vulnerability in Esri Portal for ArcGIS versions 11.5 and prior that allows a remote, highly priviliged attacker to insert arbitrary HTML into the Portal for ArcGIS Home application. Users working with ArcGIS Enterprise 11.1, 11.3, and 11.5 are encouraged to patch. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

There is an HTML injection vulnerability in Esri Portal for ArcGIS versions 11.5 and prior that allows a remote, highly priviliged attacker to insert arbitrary HTML into the Portal for ArcGIS Home application. Users working with ArcGIS Enterprise 11.1, 11.3, and 11.5 are encouraged to patch. All users are advised to upgrade to the latest long-term support release.

Metrics

EPSS Probability
0.14%

3.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
EsriPortal For Arcgis< 11.1
EsriPortal For Arcgis11.1
EsriPortal For Arcgis11.2
EsriPortal For Arcgis11.3
EsriPortal For Arcgis11.4
EsriPortal For Arcgis11.5

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-69238?
There is an HTML injection vulnerability in Esri Portal for ArcGIS versions 11.5 and prior that allows a remote, highly priviliged attacker to insert arbitrary HTML into the Portal for ArcGIS Home application. Users working with ArcGIS Enterprise 11.1, 11.3, and 11.5 are encouraged to patch. All users are advised to upgrade to the latest long-term support release.
How severe is CVE-2026-69238?
CVE-2026-69238 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.
How do I fix CVE-2026-69238?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST