TinyMCE up to 5.11.0/6.8.3/7.2.0 cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in TinyMCE up to 5.11.0/6.8.3/7.2.0. Affected is an unknown function. The manipulation results in cross site scripting. This vulnerability is identified as CVE-2024-38357. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in TinyMCE up to 5.11.0/6.8.3/7.2.0. Affected is an unknown function. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

TinyMCE is an open source rich text editor. A cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content parsing code. This allowed specially crafted noscript elements containing malicious code to be executed when that content was loaded into the editor. This vulnerability has been patched in TinyMCE 7.2.0, TinyMCE 6.8.4 and TinyMCE 5.11.0 LTS by ensuring that content within noscript elements are properly parsed. Users are advised to upgrade. There are no known workarounds for this vulnerability.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2024-38357 since 06/14/2024. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability scanner Nessus provides a plugin with the ID 311109 (Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS : Roundcube Webmail vulnerabilities (USN-8223-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.11.0, 6.8.4 or 7.2.0 eliminates this vulnerability. Applying the patch 5acb741665a98e83d62b91713c800abbff43b00d is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (311109). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.1
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 311109
Nessus Name: Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS : Roundcube Webmail vulnerabilities (USN-8223-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: TinyMCE 5.11.0/6.8.4/7.2.0
Patch: 5acb741665a98e83d62b91713c800abbff43b00d

Timelineinfo

06/14/2024 🔍
06/19/2024 +5 days 🔍
06/19/2024 +0 days 🔍
04/30/2026 +680 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-w9jx-4g6g-rp7x
Status: Confirmed

CVE: CVE-2024-38357 (🔍)
GCVE (CVE): GCVE-0-2024-38357
GCVE (VulDB): GCVE-100-269136

Entryinfo

Created: 06/19/2024 22:44
Updated: 04/30/2026 17:41
Changes: 06/19/2024 22:44 (65), 03/22/2025 23:22 (4), 04/30/2026 17:41 (2)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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