What is GHSA-8mq9-fqv8-59wf?

GHSA-8mq9-fqv8-59wf is a security advisory published by GitHub Security Advisories with Medium severity. Cross-Site Scripting in Page Preview

Which CVE IDs does GHSA-8mq9-fqv8-59wf cover?

GHSA-8mq9-fqv8-59wf covers the following CVE IDs: CVE-2021-32667. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-8mq9-fqv8-59wf?

GHSA-8mq9-fqv8-59wf has a CVSS v3 base score of 6.4, published by GitHub Security Advisories.

Which products are affected by GHSA-8mq9-fqv8-59wf?

GHSA-8mq9-fqv8-59wf affects 6 products, including: composer/typo3/cms-core:\u003e= 9.0.0, \u003c 9.5.28; composer/typo3/cms-core:\u003e= 10.0.0, \u003c 10.4.18; composer/typo3/cms-core:\u003e= 11.0.0, \u003c 11.3.1; composer/typo3/cms:\u003e= 10.0.0, \u003c 10.4.18; composer/typo3/cms:\u003e= 11.0.0, \u003c 11.3.1; and others — see the full list on the advisory page.

GHSA-8mq9-fqv8-59wfMediumCVSS 6.4

Cross-Site Scripting in Page Preview

Vendor

GitHub Security Advisories

Published

July 22, 2021

Last Modified

February 5, 2024

🔗 CVE IDs covered (1)

CVE-2021-32667 →

📋 Description

Meta

CVSS: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC (5.0)

Problem

Failing to properly encode Page TSconfig settings, corresponding page preview module (Web>View) is vulnerable to persistent cross-site scripting. A valid backend user account is needed to exploit this vulnerability.

Solution

Update to TYPO3 versions 9.5.28, 10.4.18, 11.3.1 that fix the problem described.

Credits

Thanks to TYPO3 core merger Oliver Bartsch who reported and fixed the issue.

References

TYPO3-CORE-SA-2021-009

🎯 Affected products6

composer/typo3/cms-core:>= 9.0.0, < 9.5.28
composer/typo3/cms-core:>= 10.0.0, < 10.4.18
composer/typo3/cms-core:>= 11.0.0, < 11.3.1
composer/typo3/cms:>= 10.0.0, < 10.4.18
composer/typo3/cms:>= 11.0.0, < 11.3.1
composer/typo3/cms:>= 9.0.0, < 9.5.28