CVE-2021-41165

HTML comments vulnerability allowing to execute JavaScript code

CVSS 8.2 HIGHEPSS 1.5%CWE-79

Vexday Risk Score

21Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 8.2EPSS 1.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

17 nov 2021Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

CKEditor4 is an open source WYSIWYG HTML editor. In affected version a vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4. The vulnerability allowed to inject malformed comments HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version < 4.17.0. The problem has been recognized and patched. The fix will be available in version 4.17.0.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L

Produtos afetados

ckeditor · ckeditor4

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Referências

https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-417 https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-7h26-63m7-qhf2 https://www.drupal.org/sa-core-2021-011 https://www.oracle.com/security-alerts/cpuapr2022.html https://www.oracle.com/security-alerts/cpujan2022.html https://www.oracle.com/security-alerts/cpujul2022.html