{"id":"CVE-2026-32287","sourceIdentifier":"security@golang.org","published":"2026-03-26T20:16:12.403","lastModified":"2026-06-17T10:35:29.830","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"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()\"."},{"lang":"es","value":"Expresiones booleanas de XPath que se evalúan como verdaderas pueden causar un bucle infinito en logicalQuery.Select, lo que lleva a un uso del 100% de la CPU. Esto puede ser activado por selectores de nivel superior como 1=1 o true()."}],"affected":[{"source":"security@golang.org","affectedData":[{"vendor":"github.com/antchfx/xpath","product":"github.com/antchfx/xpath","defaultStatus":"unaffected","collectionURL":"https://pkg.go.dev","packageName":"github.com/antchfx/xpath","programRoutines":[{"name":"logicalQuery.Select"},{"name":"Expr.Evaluate"},{"name":"NodeIterator.MoveNext"},{"name":"ancestorQuery.Evaluate"},{"name":"ancestorQuery.Select"},{"name":"attributeQuery.Evaluate"},{"name":"attributeQuery.Select"},{"name":"booleanQuery.Evaluate"},{"name":"booleanQuery.Select"},{"name":"cachedChildQuery.Evaluate"},{"name":"cachedChildQuery.Select"},{"name":"childQuery.Evaluate"},{"name":"childQuery.Select"},{"name":"descendantOverDescendantQuery.Evaluate"},{"name":"descendantOverDescendantQuery.Select"},{"name":"descendantQuery.Evaluate"},{"name":"descendantQuery.Select"},{"name":"filterQuery.Evaluate"},{"name":"filterQuery.Select"},{"name":"followingQuery.Evaluate"},{"name":"followingQuery.Select"},{"name":"functionQuery.Evaluate"},{"name":"groupQuery.Evaluate"},{"name":"groupQuery.Select"},{"name":"lastFuncQuery.Evaluate"},{"name":"logicalQuery.Evaluate"},{"name":"mergeQuery.Evaluate"},{"name":"mergeQuery.Select"},{"name":"numericQuery.Evaluate"},{"name":"parentQuery.Evaluate"},{"name":"parentQuery.Select"},{"name":"precedingQuery.Evaluate"},{"name":"precedingQuery.Select"},{"name":"selfQuery.Evaluate"},{"name":"selfQuery.Select"},{"name":"transformFunctionQuery.Evaluate"},{"name":"transformFunctionQuery.Select"},{"name":"unionQuery.Evaluate"},{"name":"unionQuery.Select"}],"versions":[{"version":"0","lessThan":"1.3.6","versionType":"semver","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-03-30T14:12:30.141178Z","id":"CVE-2026-32287","options":[{"exploitation":"poc"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-835"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:antchfx:xpath:*:*:*:*:*:go:*:*","versionEndExcluding":"1.3.6","matchCriteriaId":"9456C4F2-D4AD-4F6D-9520-00E6C5C4AB18"}]}]}],"references":[{"url":"https://github.com/antchfx/xpath/commit/afd4762cc342af56345a3fb4002a59281fcab494","source":"security@golang.org","tags":["Patch"]},{"url":"https://github.com/antchfx/xpath/issues/121","source":"security@golang.org","tags":["Issue Tracking","Third Party Advisory"]},{"url":"https://github.com/golang/vulndb/issues/4526","source":"security@golang.org","tags":["Issue Tracking","Third Party Advisory"]},{"url":"https://pkg.go.dev/vuln/GO-2026-4526","source":"security@golang.org","tags":["Third Party Advisory"]},{"url":"https://securityinfinity.com/research/infinite-loop-dos-in-antchfx-xpath-logicalquery-select","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["Exploit","Third Party Advisory"]}]}