CVE-2021-29093: ArcGIS Server image service and raster analytics security update: use-after-free

Severity: medium (CVSS 6.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-03-25 · updated 2026-06-17
Weakness: CWE-416

Description

A use-after-free vulnerability when parsing a specially crafted file in Esri ArcGIS Server 10.8.1 (and earlier) allows an authenticated attacker with specialized permissions to achieve arbitrary code execution in the context of the service account.

Affected products

Esri ArcGIS Server: through 10.8.1

References

https://www.esri.com/arcgis-blog/products/arcgis-enterprise/administration/security-advisory-server-image
https://www.esri.com/arcgis-blog/products/arcgis-enterprise/administration/security-advisory-server-image

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