CVE-2026-120332 - Vulnerability Details - OpenCVE

The HTML content of mails and tracked URLs are rendered unescaped in the backend module. Backend users with access to the mail module can inject arbitrary HTML and JavaScript, which is executed in the context of other backend users viewing the mail preview or report.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

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

Vendor Product Default status Versions

TYPO3

Extension "Mail"

unaffected

Version	Status	Constraints
`4.0.0`	affected	< 4.2.0
`0`	affected	< 3.12.5

No data.

No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://typo3.org/security/advisory/typo3-ext-sa-2026-037

History

Tue, 03 Nov 2026 10:00:00 +0000

Type	Values Removed	Values Added
Description		The HTML content of mails and tracked URLs are rendered unescaped in the backend module. Backend users with access to the mail module can inject arbitrary HTML and JavaScript, which is executed in the context of other backend users viewing the mail preview or report.
Title		Cross-Site Scripting in extension "Mail" (mail)
Weaknesses		CWE-79
References		https://typo3.org/security/advisory/typo3-ext-sa-2026-037
Metrics		cvssV4_0 `{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: TYPO3

Published: 2026-11-03T09:56:04.383Z

Updated: 2026-11-03T09:56:04.383Z

Reserved: 2026-11-01T13:30:26.351Z

Link: CVE-2026-120332

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-11-03T10:17:18.123

Modified: 2026-11-03T10:17:18.123

Link: CVE-2026-120332

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79

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