CVE-2019-10911
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, a vulnerability would allow an attacker to authenticate as a privileged user on sites with user registration and remember me login functionality…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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, a vulnerability would allow an attacker to authenticate as a privileged user on sites with user registration and remember me login functionality enabled. This is related to symfony/security.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.21% probability · 68th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- sensiolabs/symfony · drupal/drupal
- Source
- cve@mitre.org
EPSS 1.2% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://github.com/symfony/symfony/commit/a29ce2817cf43bb1850cf6af114004ac26c7a081Patch, Third Party Advisory
- https://symfony.com/blog/cve-2019-10911-add-a-separator-in-the-remember-me-cookie-hashVendor Advisory
- https://www.synology.com/security/advisory/Synology_SA_19_19Third Party Advisory
- https://github.com/symfony/symfony/commit/a29ce2817cf43bb1850cf6af114004ac26c7a081Patch, Third Party Advisory
- https://symfony.com/blog/cve-2019-10911-add-a-separator-in-the-remember-me-cookie-hashVendor Advisory
- https://www.synology.com/security/advisory/Synology_SA_19_19Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.