CVE-2021-29102

Name: CVE-2021-29102
Creator: NVD / NIST
Published: 2021-07-11T02:15:07.147+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 1.58%

Last modified Jun 17, 2026

CVE-2021-29102 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. A Server-Side Request Forgery (SSRF) vulnerability in ArcGIS Server Manager version 10.8.1 and below may allow a remote, unauthenticated attacker to forge GET requests to arbitrary URLs from the system, potentially leading to network enumeration or facilitating other attacks.. EPSS estimates a 1.58% chance of exploitation in the next 30 days.

Description

A Server-Side Request Forgery (SSRF) vulnerability in ArcGIS Server Manager version 10.8.1 and below may allow a remote, unauthenticated attacker to forge GET requests to arbitrary URLs from the system, potentially leading to network enumeration or facilitating other attacks.

Metrics

CVSS 3.1

9.1/10

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

EPSS Probability

1.58%

72.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Esri	Arcgis Server	< 10.9.0

References

Timeline

Published: Jul 11, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-29102?

How severe is CVE-2021-29102?

CVE-2021-29102 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.58% probability of exploitation in the next 30 days.

How do I fix CVE-2021-29102?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-29102?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST