Infinite loop in github.com/antchfx/xpath
Priority HIGH 72CWE-835Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 1 fixed, 8 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-835.
Summary
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()".
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00539 45th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial github.com/antchfx/xpath (github.com/antchfx/xpath): 1.3.6github.com/antchfx/xpath (Go): 1.3.6Red Hat: 1 advisoryRed Hat: 1 fixed, 8 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| github.com/antchfx/xpath | github.com/antchfx/xpath | before 1.3.6 | 1.3.6 | Patch available | CNA |
| — | github.com/antchfx/xpath (Go) | before 1.3.6 | 1.3.6 | Patch available | GHSA-65xw-vw82-r86x |
- github.com/antchfx/xpath Vendorgithub.com/antchfx/xpath Affected before 1.3.6 Fixed in 1.3.6 Patch available CNA
- github.com/antchfx/xpath (Go) Vendor— Affected before 1.3.6 Fixed in 1.3.6 Patch available GHSA-65xw-vw82-r86x
Remediation
- Fix · CNA github.com/antchfx/xpath (github.com/antchfx/xpath) Fixed in 1.3.6
- Fix · GHSA-65xw-vw82-r86x github.com/antchfx/xpath (Go) Fixed in 1.3.6 Advisory →
Red Hat 1 advisory
- RHSA-2026:9388 Released 2026-04-21 · Red Hat rating ImportantRed Hat build of OpenTelemetry 3.9.2 release
- Red Hat OpenShift distributed tracing 3.9.3 registry.redhat.io/rhosdt/opentelemetry-collector-rhel9, registry.redhat.io/rhosdt/opentelemetry-rhel9-operator, registry.redhat.io/rhosdt/opentelemetry-target-allocator-rhel9
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Compliance Operator | Affected | No fix yet: Fix deferred |
| File Integrity Operator | Affected | No fix yet: Fix deferred |
| Migration Toolkit for Applications 8 | Affected | No fix yet: Fix deferred |
| Red Hat Advanced Cluster Management for Kubernetes 2 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 4 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift distributed tracing 3 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift distributed tracing 3.9.3 | Fixed | RHSA-2026:9388 |
Not affected: 2 products
- Red Hat Hardened Images
- Red Hat OpenShift distributed tracing 3.9.3
Timeline
- 2026-10-02 Threatist record created from CVE-2026-32287
- 2026-10-03 Alias added: GHSA-65xw-vw82-r86x
- 2026-10-25 EPSS moved to the below the 50th percentile
References
Exploit 1
Advisory 4
Sources
- CVE-2026-32287 · CVE Program
- CVE-2026-32287 · NVD
- FIRST EPSS
- GHSA-65xw-vw82-r86x · GitHub Advisory Database · CC BY 4.0
- CVE-2026-32287 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences