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CVE-2019-10909

Good to know:

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Date: May 16, 2019

In Symfony before 2.7.51, 2.8.x before 2.8.50, 3.x before 3.4.26, 4.x before 4.1.12, and 4.2.x before 4.2.7, validation messages are not escaped, which can lead to XSS when user input is included. This is related to symfony/framework-bundle.

Language: PHP

Severity Score

Related Resources (9)

https://people.canonical.com/~ubuntu-security/cve/CVE-2019-10909
https://nvd.nist.gov/vuln/detail/CVE-2019-10909
https://github.com/symfony/symfony/commit/ab4d05358c3d0dd1a36fc8c306829f68e3dd84e2
https://www.drupal.org/sa-core-2019-005
https://www.synology.com/security/advisory/Synology_SA_19_19
https://symfony.com/blog/cve-2019-10909-escape-validation-messages-in-the-php-templating-engine
https://security-tracker.debian.org/tracker/CVE-2019-10909
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-10909
https://www.mend.io/vulnerability-database/CVE-2019-10909

Severity Score

Weakness Type (CWE)

Cross-Site Scripting (XSS)

CWE-79

Top Fix

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Upgrade Version

Upgrade to version 2.7.51, 2.8.50, 3.4.26, 4.1.12, 4.2.7

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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