CVE-2026-6367

mediumpriority · track · 0EPSS 0.003 · 16 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.25% (16th) EPSS

CVSS 5.4 · medium

Is it mine?

16 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-23

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: from 11.3.0 before 11.3.7.

cvss

Technical severity, 0–10. One row per scoring source.

6.1

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.4mediumAV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:Nsecondary · FSTEC (BDU) RU

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · ENISA EU

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondaryexploitability 2.8 · impact 2.7

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · OSV

v3.15.6mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USCWE-79USCWE-79US

affected products (16)

Products and version ranges known to be affected.

Open Source Drupal Core <10.5.9all versionscert_bundDE
Open Source Drupal Core <10.6.7all versionscert_bundDE
Open Source Drupal Core <11.2.11all versionscert_bundDE
Open Source Drupal Core <11.3.7all versionscert_bundDE
Open Source Drupal≤ Core <11.3.7cert_bundDE
Open Source Drupal≤ Core <10.5.9cert_bundDE
Open Source Drupal≤ Core <10.6.7cert_bundDE
Open Source Drupal≤ Core <11.2.11cert_bundDE
Drupal drupal core11.3.0 → 11.3.7enisa_euvdEU
Сообщество свободного программного обеспечения Drupal≤ 10.5.9fstec_bduRU
Сообщество свободного программного обеспечения Drupal≤ 11.3.7fstec_bduRU
Сообщество свободного программного обеспечения Drupal≤ 11.2.11fstec_bduRU
Сообщество свободного программного обеспечения Drupal≤ 10.6.7fstec_bduRU
drupal drupal11.3.0 → 11.3.7nvdUScpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*
Bitnami drupal11.3.0 → 11.3.7osvUSpkg:bitnami/drupal
Packagist drupal/core11.3.0 → 11.3.7osvUSpkg:composer/drupal/core

advisories (4)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1151Drupal Core: Mehrere SchwachstellenDeutsch2026-04-15csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Drupal Core ausnutzen, um einen Cross-Site Scripting Angriff durchzuführen, und um beliebigen Programmcode auszuführen.
GHSA-pw6f-3999-xp7gDrupal core allows Cross-Site Scripting (XSS)2026-05-20ghsa · osvUS
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: from 11.3.0 before 11.3.7.
BIT-drupal-2026-6367Drupal core - Moderately critical - Cross-site scripting - SA-CORE-2026-0032026-05-21vendor · osvUS
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: from 11.3.0 before 11.3.7.
DRUPAL-CORE-2026-0032026-04-15vendor · osvUS
Drupal 11.3 comes with support for completing entity suggestions whilst adding a link to CKEditor 5. The suggestions aren't sufficiently sanitized and a malicious user could trigger a stored cross site scripting attack against another user.

also known as (7)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu osv cert_bund nvd NVD CVE.org MITRE

published 2026-05-19modified 2026-07-24

references (3)

External citations — patches, advisories, analysis.

scry

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