Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS). This issue affects Drupal core versions: from 11.3.0 to 11.3.14, from 11.4.0 to 11.4.4, from 0.0.0 to 11.2.*.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.0015.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Drupal Drupal core affected
Version Status Constraints
11.3.0 affected < 11.3.14
11.4.0 affected < 11.4.4
0.0.0 affected < 11.2.*

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No data.

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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.drupal.org/sa-core-2026-011 cve-icon cve-icon
History

Wed, 26 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 25 Aug 2026 22:45:00 +0000

Type Values Removed Values Added
Description Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS). This issue affects Drupal core versions: from 11.3.0 to 11.3.14, from 11.4.0 to 11.4.4, from 0.0.0 to 11.2.*.
Title Drupal core - Moderately critical - Cross-site scripting - SA-CORE-2026-011
Weaknesses CWE-79
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: drupal

Published:

Updated: 2026-08-26T14:48:20.519Z

Reserved: 2026-07-15T19:41:26.226Z

Link: CVE-2026-15917

cve-icon Vulnrichment

Updated: 2026-08-26T14:46:20.889Z

cve-icon NVD

Status : Received

Published: 2026-08-25T23:16:56.437

Modified: 2026-08-26T15:16:43.880

Link: CVE-2026-15917

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-26T17:30:10Z

Weaknesses