CVE-2026-32287: XPath: Boolean expression infinite loop leads to denial of service via CPU exhaustion
(updated )
Boolean expressions that evaluate to true can cause an infinite loop in logicalQuery.Select, leading to 100% CPU usage. This can be triggered by top-level selectors such as “1=1” or “true()”.
References
- github.com/advisories/GHSA-65xw-vw82-r86x
- github.com/antchfx/xpath
- github.com/antchfx/xpath/commit/afd4762cc342af56345a3fb4002a59281fcab494
- github.com/antchfx/xpath/issues/121
- github.com/golang/vulndb/issues/4526
- nvd.nist.gov/vuln/detail/CVE-2026-32287
- pkg.go.dev/vuln/GO-2026-4526
- securityinfinity.com/research/infinite-loop-dos-in-antchfx-xpath-logicalquery-select
Code Behaviors & Features
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