VulnerabilityModified
CVE-2020-12790
This leads to Server-Side Template Injection and credentials disclosure via a crafted Twig template after a semicolon.
HIGH 7.5EPSS 2.19%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.19%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 2.19% probability · 81th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-74
- Affected
- nystudio107/seomatic
- Source
- cve@mitre.org
References
- https://github.com/nystudio107/craft-seomatic/blob/v3/CHANGELOG.md#3249---20200324Release Notes, Third Party Advisory
- https://github.com/nystudio107/craft-seomatic/commit/82f4a25b28fd622393da6592dc9e5ccee7fc5be3#diff-52fd042c50432133a00a8f840f4a6165Patch, Third Party Advisory
- https://github.com/nystudio107/craft-seomatic/releases/tag/3.2.49Release Notes, Third Party Advisory
- https://isec.pl/en/vulnerabilities/isec-0028-seomatic-ssti-23032020.txtExploit, Third Party Advisory
- https://github.com/nystudio107/craft-seomatic/blob/v3/CHANGELOG.md#3249---20200324Release Notes, Third Party Advisory
- https://github.com/nystudio107/craft-seomatic/commit/82f4a25b28fd622393da6592dc9e5ccee7fc5be3#diff-52fd042c50432133a00a8f840f4a6165Patch, Third Party Advisory
- https://github.com/nystudio107/craft-seomatic/releases/tag/3.2.49Release Notes, Third Party Advisory
- https://isec.pl/en/vulnerabilities/isec-0028-seomatic-ssti-23032020.txtExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.