Allocation of Resources Without Limits or Throttling Affecting libxml2 package, versions [0,]
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
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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Start learning- Snyk IDSNYK-CONAN-LIBXML2-15010807
- published16 Jan 2026
- disclosed15 Jan 2026
- creditNick Wellnhofer
Introduced: 15 Jan 2026
CVE-2026-0992 (opens in a new tab)How to fix?
A fix was pushed into the master branch but not yet published.
Overview
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the processing of XML catalogs containing repeated <nextCatalog> elements. An attacker can cause excessive CPU consumption and degrade application availability by supplying specially crafted XML catalogs that trigger redundant catalog chain traversal.