Staging Environment: Content and features may be unstable or change without notice.
Advisory details: gitlab / packagist/typo3/cms-core/CVE-2021-32669
Advisory ID gitlab/packagist/typo3/cms-core/CVE-2021-32669
Aliases CVE-2021-32669
GHSA-rgcg-28xm-8mmw
Summary Cross-site Scripting TYPO3 is an open source PHP based web content management system. have a cross-site scripting vulnerability. When settings for _backend layouts_ are not properly encoded, the corresponding grid view is vulnerable to persistent cross-site scripting. A valid backend user account is needed to exploit this vulnerability. TYPO3 contain a patch for this vulnerability.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (2)
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: AV:N/AC:M/Au:S/C:N/I:P/A:N Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/typo3/cms-core/CVE-2021-32669.yml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/typo3/cms-core/CVE-2021-32669.yml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.