Investigate in your agent.

Turn this advisory into a focused investigation. Ask your agent to check your project’s versions, explain the evidence, and suggest a compatible fix.

Your agent needs remote MCP support and access to https://cve.new/mcp.

Read the setup guide

Skip to content
cve.new Create a CVE report
Check your stack
CVE-2026-10759medium5.5

BUG-000171040 Portal for ArcGIS has a security vulnerability

Impact

Portal for ArcGIS versions up to 12.1 has an LDAP injection vulnerability, allowing authenticated administrators to modify LDAP queries. This flaw can cause unintended directory operations. An attacker needs administrative access to exploit the weakness.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

Esri · Esri

Portal for ArcGIS

1 range
Esri version evidence
Platforms: Windows, Linux

Compare with this publisher’s ranges. This does not inspect your installation.

affected

0 → through 12.1

custom versions

unaffected

unknown

Other versions: unaffected

Original source description

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 crafted input that modifies the intended LDAP query and causes unintended directory operations.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-10759

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-90 ↗

CWE-90: Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')

Esri

Related →
Contributing organizations · 2
Esri

Assigning organization

2026-10-26
CISA-ADP

Additional data publisher

2026-10-13

What changed

Follow changes
No substantive changes have been recorded here yet. History starts when cve.new observes a change after tracking is enabled; earlier edits are not reconstructed.

Large field values are marked as truncated previews. Original source snapshots remain retained.

References

1 sources
www.esri.com/arcgis-blog/products/trust-arcgis/administration/september-2026-arcgis-security-bulletin
Security advisoryEsri