CVE-2019-10909

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.

• CWE-79

• https://github.com/symfony/symfony/commit/ab4d05358c3d0dd1a36fc8c306829f68e3dd84e2Patch, Third Party Advisory
• https://symfony.com/blog/cve-2019-10909-escape-validation-messages-in-the-php-templating-engineVendor Advisory
• https://www.drupal.org/sa-core-2019-005Third Party Advisory
• https://www.synology.com/security/advisory/Synology_SA_19_19Third Party Advisory
• https://github.com/symfony/symfony/commit/ab4d05358c3d0dd1a36fc8c306829f68e3dd84e2Patch, Third Party Advisory
• https://symfony.com/blog/cve-2019-10909-escape-validation-messages-in-the-php-templating-engineVendor Advisory
• https://www.drupal.org/sa-core-2019-005Third Party Advisory
• https://www.synology.com/security/advisory/Synology_SA_19_19Third Party Advisory

Published

May 16, 2019

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2019-10903In Wireshark 2.4.0 to 2.4.13, 2.6.0 to 2.6.7, and 3.0.0, the…7.5
• CVE-2019-10904Roundup 1.6 allows XSS via the URI because frontends/roundup…
• CVE-2019-10905Parsedown before 1.7.2, when safe mode is used and HTML mark…
• CVE-2019-10906In Pallets Jinja before 2.10.1, str.format_map allows a sand…8.6
• CVE-2019-10907Airsonic 10.2.1 uses Spring's default remember-me mechanism …
• CVE-2019-10908In Airsonic 10.2.1, RecoverController.java generates passwor…
• CVE-2019-1091An information disclosure vulnerability exists when Unistore…
• CVE-2019-10910In Symfony before 2.7.51, 2.8.x before 2.8.50, 3.x before 3.…9.8
• CVE-2019-10911In Symfony before 2.7.51, 2.8.x before 2.8.50, 3.x before 3.…7.5
• CVE-2019-10912In Symfony before 2.8.50, 3.x before 3.4.26, 4.x before 4.1.…
• CVE-2019-10913In Symfony before 2.7.51, 2.8.x before 2.8.50, 3.x before 3.…
• CVE-2019-10914pubRsaDecryptSignedElementExt in MatrixSSL 4.0.1 Open, as us…