CVE-2026-9182

⛔ critical

Summary

Esri ArcGIS Server contains an unrestricted file upload vulnerability. An unauthenticated attacker could exploit this issue by uploading a crafted file to the affected endpoint. Successful exploitation could allow arbitrary file upload, potentially allowing for other attacks. This issue impacts all versions of ArcGIS Server on Windows and Linux 12.0 and prior. This issue does not impact ArcGIS Enterprise for Kubernetes.

CVSS Score

9.8

Critical

EPSS Score

0.4

Exploit Probability

Published Date

2026-07-06

First Seen: 2026-07-07

📊 Relative Risk Intelligence

This CVE is Very High Risk - more severe than 90.5% of all 349,515 vulnerabilities in our database.

#33,328

Top 10% most severe

Severity Percentile

🎯 CISA SSVC Assessment Updated: Jul 6, 2026

🔍 Exploitation Status

None

No known exploits

⚙️ Automatable

YES

Can be exploited automatically

💥 Technical Impact

Partial

Limited system impact

SSVC data provided by CISA

Last Modified 2026-07-08

Source NVD 🔗

CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE IDs (Weakness Types)

CWE-434

📦 Affected Products 1

Vendor	Product	Status	Affected Versions
esri	arcgis_server	Affected	< 12.0

🔗 References 1

https://www.esri.com/arcgis-blog/products/arcgis-ent...

Vendor Advisory

🔗 Related CVEs 6

CVE ID	Severity	CVSS	EPSS	Summary	Published
CVE-2026-9181	⛔ critical	9.8	0.7	Esri ArcGIS Server contains a directory traversal vulnerability. ArcGIS Enterprise on Kubernetes is not impacted. An una...	2026-07-06
CVE-2026-2812	🔶 medium	5.3	0.4	ArcGIS Server contains an improper authentication vulnerability in an undocumented administrative endpoint. An unauthent...	2026-05-20
CVE-2026-2813	🔶 medium	4.7	0.3	ArcGIS Server contains an input validation weakness in the login redirection workflow. An Authenticated attacker could e...	2026-05-20
CVE-2025-67703	🔶 medium	6.1	0.1	There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some co...	2025-12-31
CVE-2025-67704	🔶 medium	6.1	0.1	There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some co...	2025-12-31
CVE-2025-67705	🔶 medium	6.1	0.1	There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some co...	2025-12-31

These CVEs affect the same products