Expired Pointer Dereference Affecting nokogiri package, versions <1.18.9
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-10674184
- published10 Jul 2025
- disclosed11 Jun 2025
- creditUnknown
Introduced: 11 Jun 2025
CVE-2025-49795 (opens in a new tab)How to fix?
Upgrade nokogiri to version 1.18.9 or higher.
Overview
nokogiri is a gem for parsing HTML, XML, SAX, and Reader.
Affected versions of this package are vulnerable to Expired Pointer Dereference due to a null pointer dereference while processing XPath XML expressions. An attacker can cause a crash and disrupt service availability by sending specially crafted input that triggers the dereference.