Infinite loop in github.com/antchfx/xpath
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 0.5%
exploitation probability
0.5%top 57% of all CVEs
observed exploitation
nono source reports it
Boolean XPath 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()".
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
github.com/antchfx/xpath · github.com/antchfx/xpathReferences
https://github.com/antchfx/xpath/commit/afd4762cc342af56345a3fb4002a59281fcab494https://github.com/antchfx/xpath/issues/121https://github.com/golang/vulndb/issues/4526https://pkg.go.dev/vuln/GO-2026-4526https://securityinfinity.com/research/infinite-loop-dos-in-antchfx-xpath-logicalquery-select