esri has 45 CVEs on record between 2025 and 2026. Disclosure cadence is accelerating: 23 in the last 90 days against 3 in the 90 before. The busiest recent month was August 2026 with 13. The median CVSS is 6.1 (medium), with 4 rated critical. None have a confirmed exploitation report. The dominant weakness classes are CWE-79 (26) and CWE-601 (4). Most affected products: portal_for_arcgis (23), arcgis_server (12), ArcGIS Server (6).
CVEs per month
Last 12 months, by publish date
- Exploited share
- 0% vs 1% corpus
- Median CVSS
- 6.1
- Publish → KEV
- —
- Last 90 days
- 23 prev 3
Products
- portal_for_arcgis 23
- arcgis_server 12
- ArcGIS Server 6
- Portal for ArcGIS 3
- Lerc 1
Worst active — by depth score
CVE-2025-57870Critical· 10.0A SQL Injection vulnerability exists in Esri ArcGIS Server versions 11.3, 11.4 and 11.5 on Windows, Linux and Kubernetes55CVE-2026-10757Critical· 9.8BUG-000187511 - ArcGIS Server has a security vulnerability.54CVE-2026-69227Critical· 9.8A flaw in Portal for ArcGIS allows unauthenticated access to certain Portal Administrator API endpoints under specific conditions54CVE-2026-13019Critical· 9.8Esri Portal for ArcGIS versions 12.1 and earlier on Windows, Linux and Kubernetes have a missing authentication for critical function vulnerability allows a remote, unauthenticated attacker to access an unprotected API54CVE-2026-33521High· 7.5BUG-000186514 - ArcGIS Server has a security vulnerability.41
esri vulnerabilities
CVEs affecting esri, newest first. Open any entry for full detail, references, and exploit status.
45 CVEsRSS
CVE-2026-33521High· 7.5BUG-000186514 - ArcGIS Server has a security vulnerability.
There is s denial of service vulnerability in Esri ArcGIS Server versions 12.0 and prior that may allow a remote, unauthenticated attacker to supply crafted requests that may, under exceptional circumstances, consume all available worker…
CVE-2026-33520Medium· 6.1BUG-000185167 - ArcGIS Server has a security vulnerability.
There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 12.1 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary …
CVE-2026-10757Critical· 9.8BUG-000187511 - ArcGIS Server has a security vulnerability.
There is a SQL injection vulnerability in Esri ArcGIS Server versions 12.1 and earlier on Windows and Linux that may allow a remote attacker with privileges to access the service (which could, depending on the service being configured in…
CVE-2026-50095Medium· 6.1BUG-000187165 - ArcGIS Server has a security vulnerability.
There is a stored cross site scripting issue in Esri ArcGIS Server 11.1 and earlier on Windows and Linux that in some configurations allows a remote unauthenticated attacker to store files that contain malicious code that may execute in …
CVE-2026-33522Medium· 5.3BUG-000182936 - ArcGIS Server has a security vulnerability.
Esri ArcGIS Server versions 11.3 to 12.0 ONLY allows a remote, unauthenticated attacker to update service metadata. A patch is provided for ArcGIS Server software in General Availability and Extended support status, which includes versio…
CVE-2026-50096Medium· 6.1BUG-000187164 - ArcGIS Server has a security vulnerability.
There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 12.1 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary …
CVE-2026-69227Critical· 9.8A flaw in Portal for ArcGIS allows unauthenticated access to certain Portal Administrator API endpoints under specific conditions
A flaw in Portal for ArcGIS allows unauthenticated access to certain Portal Administrator API endpoints under specific conditions. This could enable an attacker to access administrative functionality that should require authentication.
CVE-2026-69226Medium· 6.5A flaw in Portal for ArcGIS allows unauthenticated users to create new accounts through the sharing endpoint even when self-service account registration is disabled (disableSignup=true)
A flaw in Portal for ArcGIS allows unauthenticated users to create new accounts through the sharing endpoint even when self-service account registration is disabled (disableSignup=true). An attacker can bypass the intended restriction by…
CVE-2026-10759Medium· 5.5A flaw in Portal for ArcGIS could allow LDAP injection through administrative functionality that constructs Active Directory or LDAP search queries without sufficient input neutralization
A flaw in Portal for ArcGIS could allow LDAP injection through administrative functionality that constructs Active Directory or LDAP search queries without sufficient input neutralization. An authenticated administrator could supply craf…
CVE-2026-10758High· 7.5Esri LERC is an open-source image or raster format which supports rapid encoding and decoding for any pixel type
Esri LERC is an open-source image or raster format which supports rapid encoding and decoding for any pixel type. A Heap based Out-of-Bounds Write via Integer Overflow in LERC versions 4.1.0 and earlier may allow a remote, unauthenticate…
CVE-2026-69238Low· 3.5There 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
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 E…
CVE-2026-69237Low· 3.8There is an HTML injection vulnerability in Esri Portal for ArcGIS versions 11.3 and prior that allows a remote attacker with administrative privileges to insert arbitrary HTML into an administrative API
There is an HTML injection vulnerability in Esri Portal for ArcGIS versions 11.3 and prior that allows a remote attacker with administrative privileges to insert arbitrary HTML into an administrative API. Users working with ArcGIS Enterp…
CVE-2026-69230Medium· 5.5There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, administratively privileged attacker to inject malicious code that could potentially execute arbitrary in a victim’s …
There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, administratively privileged attacker to inject malicious code that could potentially execute arbitrary in a victim’s …
CVE-2026-69229Medium· 5.4There is an HTML injection vulnerability in Esri Portal for ArcGIS versions 12.0 and prior that allows a remote, authenticated attacker to insert arbitrary HTML into the Portal for ArcGIS Home application
There is an HTML injection vulnerability in Esri Portal for ArcGIS versions 12.0 and prior that allows a remote, authenticated attacker to insert arbitrary HTML into the Portal for ArcGIS Home application. Users working with ArcGIS Enter…
CVE-2026-69228Medium· 5.3There is a missing authentication vulnerability in Esri Portal for ArcGIS versions 12.0 and prior that may allow a remote, unauthenticated attacker to access a specific resource (not user content) that should only be accessible by authen…
There is a missing authentication vulnerability in Esri Portal for ArcGIS versions 12.0 and prior that may allow a remote, unauthenticated attacker to access a specific resource (not user content) that should only be accessible by authen…
CVE-2026-69225Medium· 5.9There is an information disclosure vulnerability in Esri Portal for ArcGIS versions 11.5 through 12.0 and earlier that may allow a remote, unauthenticated attacker to reflect sensitive information in a http response body.
There is an information disclosure vulnerability in Esri Portal for ArcGIS versions 11.5 through 12.0 and earlier that may allow a remote, unauthenticated attacker to reflect sensitive information in a http response body.
CVE-2026-69224Medium· 5.9There is an information disclosure vulnerability in Esri Portal for ArcGIS versions 12.0 and earlier that may under difficult to reproduce circumstances allow a remote, unauthenticated attacker to reflect sensitive information in a http …
There is an information disclosure vulnerability in Esri Portal for ArcGIS versions 12.0 and earlier that may under difficult to reproduce circumstances allow a remote, unauthenticated attacker to reflect sensitive information in a http …
CVE-2026-69235Medium· 6.1There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbitrary in a victim’s browser
There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbitrary in a victim’s browser. Users wo…
CVE-2026-69234Medium· 6.1There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 11.5 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary …
There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 11.5 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary …
CVE-2026-69233Medium· 5.5There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, administratively privileged attacker to inject malicious code that could potentially execute arbitrary in a victim’s …
There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, administratively privileged attacker to inject malicious code that could potentially execute arbitrary in a victim’s …
CVE-2026-69232Medium· 5.5There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbitrary JavaScript in a victim’s browse…
There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbitrary JavaScript in a victim’s browse…
CVE-2026-69231Medium· 5.5There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbitrary JavaScript in a victim’s browse…
There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbitrary JavaScript in a victim’s browse…
CVE-2026-69236Medium· 6.1There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 12.1 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbitrary JavaScript in a victim’s browse…
There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 12.1 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbitrary JavaScript in a victim’s browse…
CVE-2026-13019Critical· 9.8Esri Portal for ArcGIS versions 12.1 and earlier on Windows, Linux and Kubernetes have a missing authentication for critical function vulnerability allows a remote, unauthenticated attacker to access an unprotected API
Esri Portal for ArcGIS versions 12.1 and earlier on Windows, Linux and Kubernetes have a missing authentication for critical function vulnerability allows a remote, unauthenticated attacker to access an unprotected API. The following ver…
CVE-2026-2813Medium· 4.7ArcGIS Server contains an input validation weakness in the login redirection workflow
ArcGIS Server contains an input validation weakness in the login redirection workflow. An Authenticated attacker could exploit this issue by sending a specially crafted request, Successful exploitation may result in the application redir…
CVE-2026-2812Medium· 5.3ArcGIS Server contains an improper authentication vulnerability in an undocumented administrative endpoint
ArcGIS Server contains an improper authentication vulnerability in an undocumented administrative endpoint. An unauthenticated attacker could exploit this issue by sending a crafted request to the endpoint. Successful exploitation may re…
CVE-2025-67711Medium· 6.1There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some configurations allows a remote unauthenticated attacker to store files that contain malicious code that may execute in …
There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some configurations allows a remote unauthenticated attacker to store files that contain malicious code that may execute in …
CVE-2025-67710Medium· 6.1There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some configurations allows a remote unauthenticated attacker to store files that contain malicious code that may execute in …
There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some configurations allows a remote unauthenticated attacker to store files that contain malicious code that may execute in …
CVE-2025-67709Medium· 6.1There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some configurations allows a remote unauthenticated attacker to store files that contain malicious code that may execute in …
There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some configurations allows a remote unauthenticated attacker to store files that contain malicious code that may execute in …
CVE-2025-67708Medium· 6.1There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some configurations allows a remote unauthenticated attacker to store files that contain malicious code that may execute in …
There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some configurations allows a remote unauthenticated attacker to store files that contain malicious code that may execute in …