How severe is CVE-2026-9182?

CVE-2026-9182 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-9182 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-9182?

CVE-2026-9182 affects Esri Arcgis Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-9182?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-9182 published?

CVE-2026-9182 was published on 2026-07-06 and last updated on 2026-07-08.

CVE-2026-9182

CVE-2026-9182 is a medium-severity vulnerability in Esri Arcgis Server with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Esri Arcgis Server
Published: 2026-07-06
Last modified: 2026-07-08

Description

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.

Frequently asked questions

What is CVE-2026-9182?: 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.
How severe is CVE-2026-9182?: CVE-2026-9182 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-9182 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-9182?: CVE-2026-9182 affects Esri Arcgis Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-9182?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-9182 published?: CVE-2026-9182 was published on 2026-07-06 and last updated on 2026-07-08.

References

https://www.esri.com/arcgis-blog/products/arcgis-enterprise/administration/may-2026-arcgis-security-bulletin

Affected products (1)

cpe:2.3:a:esri:arcgis_server:*:*:*:*:*:*:*:*

More vulnerabilities in Esri Arcgis Server

CVE-2025-57870 — Critical (CVSS 10.0): A SQL Injection vulnerability exists in Esri ArcGIS Server versions 11.3, 11.4 and 11.5 on Windows, Linux and…
CVE-2026-9181 — Critical (CVSS 9.8): ArcGIS Server contains a directory traversal vulnerability. An unauthenticated attacker could exploit this issue by…
CVE-2021-29114 — Critical (CVSS 9.8): A SQL injection vulnerability in feature services provided by Esri ArcGIS Server 10.9 and below allows a remote,…
CVE-2020-35712 — Critical (CVSS 9.8): Esri ArcGIS Server before 10.8 is vulnerable to SSRF in some configurations.
CVE-2021-29102 — Critical (CVSS 9.1): A Server-Side Request Forgery (SSRF) vulnerability in ArcGIS Server Manager version 10.8.1 and below may allow a…
CVE-2024-51962 — High (CVSS 8.7): A SQL injection vulnerability in ArcGIS Server allows an EDIT operation to modify column properties in a manner that…

All CVEs affecting Esri Arcgis Server →

Other CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities

CVE-2026-48283 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-48276 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-57700 — Critical (CVSS 10.0): Unrestricted Upload of File with Dangerous Type vulnerability in Daan.Dev OMGF Pro allows Using Malicious Files. This…
CVE-2025-69129 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in WordPress & WooCommerce Scraper Plugin, Import Data from Any Site <= 1.0.7…
CVE-2026-40772 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in GeekyBot <= 1.2.2 versions.
CVE-2026-40412 — Critical (CVSS 10.0): Unrestricted upload of file with dangerous type in Azure Orbital Spatio allows an unauthorized attacker to execute code…

Browse all CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities →