6.1

CVE-2026-69235: stored cross site scripting issue in Esri Portal for ArcGIS

Analyzed
Published 21-08-2026Last modified 24-08-2026

Vulnerability summary

CVE-2026-69235 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in esri portal_for_arcgis. EPSS estimates a 0.30% chance of exploitation in the next 30 days, higher than 22.6% of scored vulnerabilities.

Overall risk
24/100
0100
Low · default modelHow is this calculated?
CVSS score
6.1/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.30%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 21-08-2026
    PublishedVulnerability first disclosed.
  2. 24-08-2026
    Last modifiedVulnerability information updated.

Description

There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbitrary in a victim’s browser. Users working with ArcGIS Enterprise 11.1, 11.3, and 11.5 are encouraged to patch. All users are advised to upgrade to the latest long-term support release.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.30%

Chance of exploitation in the next 30 days

Percentile

23%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.30% on 26-09-2026

26-09-202626-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Esri1 product
  • portal_for_arcgis≥ 11.1, ≤ 11.5 | < 11.1 | 11.1 | 11.1:security_2024_update1 | 11.1:security_2024_update2 | 11.1:security_2025_update1 | 11.1:security_2025_update2 | 11.1:security_2025_update3 | 11.1:security_2026_update2 | 11.2 | 11.3 | 11.3:security_2025_update1 | 11.3:security_2025_update2 | 11.3:security_2025_update3 | 11.3:security_2026_update2 | 11.4 | 11.5 | 11.5:security_2026_update1 | 11.5:security_2026_update2

1 vendor · 1 product

References

1 links