Statamic's Antlers sanitizer cannot effectively sanitize malicious SVG
CVE-2023-36828

5.5MEDIUM

Key Information:

Vendor

Statamic

Status
Cms
Vendor
CVE Published:
5 July 2023

What is CVE-2023-36828?

Statamic is a flat-first, Laravel and Git powered content management system. Prior to version 4.10.0, the SVG tag does not sanitize malicious SVG. Therefore, an attacker can exploit this vulnerability to perform cross-site scripting attacks using SVG, even when using the sanitize function. Version 4.10.0 contains a patch for this issue.

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Deploy the Patch

Affected Version(s)

cms < 4.10.0

References

https://github.com/statamic/cms/security/advisories/GHSA-...
x_refsource_CONFIRM
https://github.com/statamic/cms/pull/8408
x_refsource_MISC
https://github.com/statamic/cms/commit/c714893ad92de6e5ed...
x_refsource_MISC

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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