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CVE-2024-25699VulnerabilityPublished Updated

CVE-2024-25699: Esri Portal for ArcGIS · Improper Authentication

Affects Esri Portal for ArcGISSource CVE Database V5

0

Not known to be exploited · CVSS 8.5 High.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
8.5High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.6% chance of exploitation in 30 days – higher than 52% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 4 Apr 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

Affected software

ProductAffectedFixed in
Esri Portal for ArcGISAffected
  • *
Fixed in–

AI-suggested

European organizations should implement the following specific mitigations: 1) Monitor Esri’s official channels closely for patches or updates addressing CVE-2024-25699 and apply them promptly once available. 2) Restrict low-privileged user access to the Portal for ArcGIS Home application to the minimum necessary, employing the principle of least privilege. 3) Enforce strong authentication mechanisms and consider multi-factor authentication (MFA) to reduce the risk of compromised credentials. 4) Conduct thorough access reviews and remove unnecessary accounts or permissions that could be leveraged by attackers. 5) Implement network segmentation to isolate GIS infrastructure from broader enterprise networks, limiting lateral movement opportunities. 6) Enable detailed logging and continuous monitoring of authentication and authorization events within ArcGIS environments to detect anomalous activities indicative of exploitation attempts. 7) Conduct internal penetration testing and vulnerability assessments focusing on ArcGIS deployments to identify potential exploitation paths. 8) Educate administrators and users about the risks associated with improper authentication vulnerabilities and the importance of secure access controls. These measures, combined with timely patching, will reduce the likelihood and impact of exploitation.

Description

There is a difficult‑to‑exploit improper authentication issue in the Home application for Esri Portal for ArcGIS versions 11.2 and below on Windows and Linux, and ArcGIS Enterprise versions 11.1 and below on Kubernetes, which under unique circumstances could allow a remote, authenticated attacker with low‑privileged access to compromise the confidentiality, integrity, and availability of the software. Successful exploitation allows the attacker to cross an authentication and authorization boundary beyond their originally assigned access, resulting in a scope change.

References

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