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CVE-2020-13669

Drupal core Cross-site Scripting (XSS) vulnerability in ckeditor

6.1 MediumFix available

Cross-site Scripting (XSS) vulnerability in ckeditor of Drupal Core allows attacker to inject XSS. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10.; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

0.74%Down 0.1 points since Feb 12, 2022
90%50%10%1%

What each source reports

NVD Score used 6.1

Cross-site Scripting (XSS) vulnerability in ckeditor of Drupal Core allows attacker to inject XSS. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10.; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.

Record
CVE-2020-13669
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness
CWE-79
Updated
2026-11-02
CVE List No score

Cross-site Scripting (XSS) vulnerability in ckeditor of Drupal Core allows attacker to inject XSS. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10.; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.

Record
CVE-2020-13669
Weakness
CWE-79
Updated
2026-11-02
EUVDEUVD-2022-0950 No score

Cross-site Scripting (XSS) vulnerability in ckeditor of Drupal Core allows attacker to inject XSS. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10.; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.

Record
EUVD-2022-0950
Updated
2026-11-03
GitHub AdvisoriesGHSA-c533-c843-67h8 6.1

Drupal core Cross-site Scripting (XSS) vulnerability in ckeditor

Cross-site Scripting (XSS) vulnerability in ckeditor of Drupal Core allows attacker to inject XSS. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10.; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.

Record
GHSA-c533-c843-67h8
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
OSV 6.1

Cross-site Scripting (XSS) vulnerability in ckeditor of Drupal Core allows attacker to inject XSS. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10.; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.

Record
CVE-2020-13669
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
OSVGHSA-c533-c843-67h8 6.1

Drupal core Cross-site Scripting (XSS) vulnerability in ckeditor

Cross-site Scripting (XSS) vulnerability in ckeditor of Drupal Core allows attacker to inject XSS. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10.; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.

Record
GHSA-c533-c843-67h8
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
OSVUBUNTU-CVE-2020-13669 6.1

Cross-site Scripting (XSS) vulnerability in ckeditor of Drupal Core allows attacker to inject XSS. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10.; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.

Record
UBUNTU-CVE-2020-13669
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
OSVBIT-drupal-2020-13669 No score

Cross-site Scripting (XSS) vulnerability in ckeditor of Drupal Core allows attacker to inject XSS. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10.; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.

Record
BIT-drupal-2020-13669
Updated
2026-11-02
OSVDRUPAL-CORE-2020-010 No score

Drupal core's built-in CKEditor image caption functionality is vulnerable to XSS.

Record
DRUPAL-CORE-2020-010
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
drupal/core
Packagist
 8.0.0 up to 8.8.10
8.8.10
drupal/core
Packagist
 8.9.0 up to 8.9.6
8.9.6
drupal/core
Packagist
 9.0.0 up to 9.0.6
9.0.6
drupal/drupal
Packagist
 8.0.0 up to 8.8.10
8.8.10
drupal/drupal
Packagist
 8.9.0 up to 8.9.6
8.9.6
drupal/drupal
Packagist
 9.0.0 up to 9.0.6
9.0.6
drupal
Bitnami
 8.8.0 up to 8.8.10, 8.9.0 up to 8.9.6, 9.0.0 up to 9.0.6
8.8.108.9.69.0.6
drupal/core
Packagist
 8.0.0 up to 8.8.10, 8.9.0 up to 8.9.6, 9.0.0 up to 9.0.6, plus listed versions
8.0.18.0.28.0.38.0.48.0.5
Show 45 moreShow less
8.0.68.1.08.1.0-beta18.1.0-beta28.1.0-rc18.1.18.1.108.1.28.1.38.1.48.1.58.1.68.1.78.1.88.1.98.2.08.2.0-beta18.2.0-beta28.2.0-beta38.2.0-rc18.2.0-rc28.2.18.2.28.2.38.2.48.2.58.2.68.2.78.2.88.3.08.3.0-alpha18.3.0-beta18.3.0-rc18.3.0-rc28.3.18.3.28.3.38.3.48.3.58.3.68.3.78.3.88.3.98.4.08.4.0-alpha1
8.8.108.9.69.0.6
drupal/core
Packagist
 8.0.0 up to 8.8.10, plus listed versions
8.0.18.0.28.0.38.0.48.0.5
Show 45 moreShow less
8.0.68.1.08.1.0-beta18.1.0-beta28.1.0-rc18.1.18.1.108.1.28.1.38.1.48.1.58.1.68.1.78.1.88.1.98.2.08.2.0-beta18.2.0-beta28.2.0-beta38.2.0-rc18.2.0-rc28.2.18.2.28.2.38.2.48.2.58.2.68.2.78.2.88.3.08.3.0-alpha18.3.0-beta18.3.0-rc18.3.0-rc28.3.18.3.28.3.38.3.48.3.58.3.68.3.78.3.88.3.98.4.08.4.0-alpha1
8.8.10
drupal/core
Packagist
 8.9.0 up to 8.9.6, plus listed versions
8.9.18.9.28.9.38.9.48.9.5
8.9.6
Show 4 moreShow less
Affected packages
PackageAffectedFixed
drupal/core
Packagist
 9.0.0 up to 9.0.6, plus listed versions
9.0.19.0.29.0.39.0.49.0.5
9.0.6
drupal/drupal
Packagist
 8.0.0 up to 8.8.10, plus listed versions
8.0.18.0.28.0.38.0.48.0.5
Show 45 moreShow less
8.0.68.1.08.1.0-beta18.1.0-beta28.1.0-rc18.1.18.1.108.1.28.1.38.1.48.1.58.1.68.1.78.1.88.1.98.2.08.2.0-beta18.2.0-beta28.2.0-beta38.2.0-rc18.2.0-rc28.2.18.2.28.2.38.2.48.2.58.2.68.2.78.2.88.3.08.3.0-alpha18.3.0-beta18.3.0-rc18.3.0-rc28.3.18.3.28.3.38.3.48.3.58.3.68.3.78.3.88.3.98.4.08.4.0-alpha1
8.8.10
drupal/drupal
Packagist
 8.9.0 up to 8.9.6, plus listed versions
8.9.18.9.28.9.38.9.48.9.5
8.9.6
drupal/drupal
Packagist
 9.0.0 up to 9.0.6, plus listed versions
9.0.19.0.29.0.39.0.49.0.5
9.0.6

History

History
RecordedChangedSources
affected
aliases, productsEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-13669 is a medium vulnerability (CVSS 6.1) in Drupal Core, published September 16, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.74%, the 54th percentile. Fixed in drupal/core 8.8.10.

References

This page doesn't list everything

Left out here: 268 versions. The JSON record has them.

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