Nokogiri is an open source XML and HTML library for the Ruby programming language. Prior to 1.19.4, Nokogiri contains a bug when calling certain methods on allocated-but-uninitialized native wrapper classes that inherit from Nokogiri::XML::Node. This caused a NULL pointer dereference that could crash the process. This vulnerability is fixed in 1.19.4.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
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| sparklemotion | nokogiri | affected |
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Thu, 25 Jun 2026 14:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Nokogiri is an open source XML and HTML library for the Ruby programming language. Prior to 1.19.4, Nokogiri contains a bug when calling certain methods on allocated-but-uninitialized native wrapper classes that inherit from Nokogiri::XML::Node. This caused a NULL pointer dereference that could crash the process. This vulnerability is fixed in 1.19.4. | |
| Title | Nokogiri: Null Pointer Dereference calling methods on uninitialized wrapper classes | |
| Weaknesses | CWE-476 | |
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| Metrics |
cvssV4_0
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MITRE
Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-06-25T14:32:10.604Z
Reserved: 2026-06-24T13:21:20.728Z
Link: CVE-2026-57434
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