Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2021-36788
CVE-2021-36788:
PHP vulnerability analysis and mitigation
Overview
The vulnerability (CVE-2021-36788) affects the Yoast SEO extension (yoast_seo) for TYPO3 versions before 7.2.3. This Cross-Site Scripting (XSS) vulnerability was disclosed on August 13, 2021 (NVD, CVE).
Technical details
The vulnerability has been assigned a CVSS v3.1 Base Score of 5.4 (MEDIUM) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. The attack requires network access (AV:N), low attack complexity (AC:L), low privileges (PR:L), and user interaction (UI:R). The scope is changed (S:C) with low impacts to confidentiality (C:L) and integrity (I:L), but no impact to availability (A:N) (NVD).
Impact
If successfully exploited, this XSS vulnerability could allow attackers to execute arbitrary web scripts in the context of the affected TYPO3 installation, potentially leading to theft of sensitive information or manipulation of web content (NVD).
Mitigation and workarounds
Users should upgrade their Yoast SEO extension to version 7.2.3 or later to address this vulnerability (NVD).
Additional resources
Source: This report was generated using AI
Related PHP vulnerabilities:
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