Out-of-bounds Read The advisory has been revoked - it doesn't affect any version of package nokogiri (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RUBY-NOKOGIRI-19426894
- published29 Aug 2026
- disclosed25 Aug 2026
- creditUnknown
Introduced: 25 Aug 2026
CVE-2025-71346 (opens in a new tab)How to fix?
Upgrade nokogiri to version 1.18.8 or higher.
Amendment
This was deemed not a vulnerability.
Overview
nokogiri is a gem for parsing HTML, XML, SAX, and Reader.
Affected versions of this package are vulnerable to Out-of-bounds Read via the xmlSchemaIDCFillNodeTables function. An attacker can cause a denial of service by submitting specially crafted XML schemas or documents that exploit recursive type definitions with additional identity constraints.
Note: CVE-2025-71346 was rejected by the CVE List.