CVE-2026-57434
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.
- Affected products
- Nokogiri
- Nokogiri
- < 1.19.4
- Fix
- Available
- CVSS 3.1
- 7.5 HIGH
- EPSS
- 0.4% (28th percentile)
- Weakness
- CWE-476
- NVD status
- Analyzed
- Published
- 2026-06-25
CVE-2026-57434 at NVD
No indexed exploits for CVE-2026-57434 yet
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No exploit for CVE-2026-57434 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.