BUG-000174150 - Unvalidated redirect in Portal for ArcGIS.

published 2025-09-29 13 mo ago modified 2026-10-09 31 d ago also EUVD-2025-31601

cvss: 6.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 16%
public exploits: 0; none known

There is an unvalidated redirect vulnerability in Esri Portal for ArcGIS 11.4 and below that may allow a remote, unauthenticated attacker to craft a URL that could redirect a victim to an arbitrary website, simplifying phishing attacks.

Patch / fix

links 1

esri.com/arcgis-blog/products/trust-arcgis/administration/portal-fo… advisory

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 13 mo ago (2025-09-29)

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

Esri Portal for ArcGIS

Classification

Weakness

CWE-601 URL Redirection to Untrusted Site

References

esri.com /arcgis-blog/products/trust-arcgis/administration/portal-for-arcgis-security-2025-update-3-patch
patch, vendor-advisory

Sources

CVE List CVE-2025-57872
NVD CVE-2025-57872

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary