CVE-2020-12790
HIGHnystudio107 SEOmatic < 3.2.49 - Server-Side Template Injection via Twig Template
Title source: llmDescription
In the SEOmatic plugin before 3.2.49 for Craft CMS, helpers/DynamicMeta.php does not properly sanitize the URL. This leads to Server-Side Template Injection and credentials disclosure via a crafted Twig template after a semicolon.
References (4)
Core 4
Core References
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/nystudio107/craft-seomatic/releases/tag/3.2.49
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/nystudio107/craft-seomatic/blob/v3/CHANGELOG.md#3249---20200324
Exploit, Third Party Advisory x_refsource_misc
https://isec.pl/en/vulnerabilities/isec-0028-seomatic-ssti-23032020.txt
Patch, Third Party Advisory x_refsource_misc
https://github.com/nystudio107/craft-seomatic/commit/82f4a25b28fd622393da6592dc9e5ccee7fc5be3#diff-52fd042c50432133a00a8f840f4a6165
Scores
CVSS v3
7.5
EPSS
0.0219
EPSS Percentile
80.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-74
Status
published
Products (2)
nystudio107/craft-seomatic
0 - 3.2.49Packagist
nystudio107/seomatic
< 3.2.49
Published
May 11, 2020
Tracked Since
Feb 18, 2026