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Fencer Vulns
medium 5.3

CVE-2025-58190 json

Infinite parsing loop in golang.org/x/net

published 2026-02-05 9 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-206855 , GO-2026-4441

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits
0
none known

Summary

The html.Parse function in golang.org/x/net/html has an infinite parsing loop when processing certain inputs, which can lead to denial of service (DoS) if an attacker provides specially crafted HTML content.

Patch / fix

  • go golang.org/x/net 0.45.0
  • golang.org/x/net golang.org/x/net/html 0.45.0
  • golang-golang-x-net Debian 14 1:0.47.0-1

debian advisories DEBIAN-CVE-2025-58190

  • golang-golang-x-net Ubuntu 22.04 LTS 1:0.0+git20211209.491a49a+dfsg-1ubuntu0.1
  • lxd Ubuntu Pro 16.04 LTS 2.0.11-0ubuntu1~16.04.4+esm2
  • lxd Ubuntu Pro 18.04 LTS 3.0.3-0ubuntu1~18.04.2+esm2
  • juju-core Ubuntu Pro 16.04 LTS 2.3.7-0ubuntu0.16.04.1+esm2
  • golang-golang-x-net Ubuntu Pro 22.04 LTS 1:0.0+git20211209.491a49a+dfsg-1ubuntu0.1~esm2
  • golang-golang-x-net Ubuntu Pro 24.04 LTS 1:0.21.0+dfsg-1ubuntu0.1~esm2
  • golang-golang-x-net-dev Ubuntu Pro 16.04 LTS 1:0.0+git20160110.4fd4a9f-1ubuntu0.1~esm2
  • golang-golang-x-net-dev Ubuntu Pro 18.04 LTS 1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm2

ubuntu advisories UBUNTU-CVE-2025-58190

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • golang1.25 hummingbird 1 1.25.9-1.hum1
  • golang1.25-bin hummingbird 1 1.25.9-1.hum1
  • golang1.25-src hummingbird 1 1.25.9-1.hum1
  • golang1.25-misc hummingbird 1 1.25.9-1.hum1
  • golang1.25-tests hummingbird 1 1.25.9-1.hum1
  • golang1.25-shared hummingbird 1 1.25.9-1.hum1
  • golang1.26 hummingbird 1 1.26.2-1.hum1
  • golang1.26-bin hummingbird 1 1.26.2-1.hum1

red hat advisories RHSA-2026:7385RHSA-2026:7291

  • kubevirt-1.6 SLE Module for Containers 15 SP7 1.6.6-150700.15.17.1
  • terraform-provider-aws SLE Module for Public Cloud 15 SP5, SLE Module for Public Cloud 15 SP4 3.11.0-150200.6.18.1
  • terraform-provider-tls SLE Module for Public Cloud 15 SP5, SLE Module for Public Cloud 15 SP4 3.0.0-150200.5.15.1
  • terraform-provider-helm SLE Module for Public Cloud 15 SP5, SLE Module for Public Cloud 15 SP4 2.9.0-150200.6.23.1
  • terraform-provider-null SLE Module for Public Cloud 15 SP5, SLE Module for Public Cloud 15 SP4 3.0.0-150200.6.18.1
  • terraform-provider-local SLE Module for Public Cloud 15 SP5, SLE Module for Public Cloud 15 SP4 2.0.0-150200.6.17.1
  • terraform-provider-google SLE Module for Public Cloud 15 SP5, SLE Module for Public Cloud 15 SP4 3.43.0-150200.6.12.1
  • terraform-provider-random SLE Module for Public Cloud 15 SP5, SLE Module for Public Cloud 15 SP4 3.0.0-150200.6.15.1

suse advisories SUSE-SU-2026:3630-1SUSE-SU-2026:3056-1SUSE-SU-2026:22558-1SUSE-SU-2026:2493-1SUSE-SU-2026:22242-1SUSE-SU-2026:22249-1

  • kubectl-retina openSUSE Tumbleweed 1.3.1-1.1
  • kumactl openSUSE Tumbleweed 3.0.0-1.1
  • timoni openSUSE Tumbleweed 0.36.0-1.1
  • pocketbase openSUSE Tumbleweed 0.40.5-1.1
  • containerized-data-importer1.65 openSUSE Leap 16.0 1.65.0-160000.3.1
  • glab openSUSE Leap 16.0 1.114.0-bp160.1.1
  • gitea-tea openSUSE Leap 16.0 0.15.1-bp160.1.1
  • containerized-data-importer1.66 openSUSE Tumbleweed 1.66.0-1.1

opensuse advisories openSUSE-SU-2026:12297-1openSUSE-SU-2026:12300-1openSUSE-SU-2026:12309-1openSUSE-SU-2026:12167-1openSUSE-SU-2026:21824-1openSUSE-SU-2026:21662-1

  • cert-manager CBL-Mariner 2.0 1.11.2-27
  • cni-plugins CBL-Mariner 2.0 1.3.0-11
  • cri-tools CBL-Mariner 2.0 1.29.0-9
  • application-gateway-kubernetes-ingress Azure Linux 3.0 1.7.7-3
  • cert-manager Azure Linux 3.0 1.12.15-6
  • helm CBL-Mariner 2.0 3.14.2-10
  • cf-cli Azure Linux 3.0 8.7.11-5
  • cloud-provider-kubevirt Azure Linux 3.0 0.5.1-3

azure linux advisories AZL-76827AZL-76839AZL-76851AZL-76856AZL-76874AZL-76878

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-58190 updated cvss 4.3

golang.org/x/net/html: Infinite parsing loop in golang.org/x/net

  • Red Hat Assisted Installer for Red Hat OpenShift Container Platform 2 rhai/assisted-installer-rhel9, rhai/assisted-installer-agent-rhel9, rhai/assisted-installer-controller-rhel9 Red Hat Builds for Red Hat OpenShift openshift-builds/openshift-builds-waiters-rhel9, openshift-builds/openshift-builds-webhook-rhel9, openshift-builds/openshift-builds-rhel9-operator, openshift-builds/openshift-builds-controller-rhel9, openshift-builds/openshift-builds-git-cloner-rhel9, openshift-builds/openshift-builds-image-bundler-rhel9, +3 more Red Hat Compliance Operator compliance/openshift-compliance-operator-bundle Red Hat Confidential Compute Attestation openshift-sandboxed-containers/osc-rhel9-operator, openshift-sandboxed-containers/osc-podvm-payload-rhel9, openshift-sandboxed-containers/osc-cloud-api-adaptor-rhel9 Red Hat Custom Metric Autoscaler operator for Red Hat Openshift custom-metrics-autoscaler/custom-metrics-autoscaler-rhel9, custom-metrics-autoscaler/custom-metrics-autoscaler-adapter-rhel9, custom-metrics-autoscaler/custom-metrics-autoscaler-rhel9-operator, custom-metrics-autoscaler/custom-metrics-autoscaler-admission-webhooks-rhel9 Red Hat Deployment Validation Operator dvo/deployment-validation-rhel8-operator
    +34 more products
    Red Hat External Secrets Operator for Red Hat OpenShift external-secrets-operator/external-secrets-rhel9 Red Hat File Integrity Operator compliance/openshift-compliance-operator-bundle Red Hat Gatekeeper 3 gatekeeper/gatekeeper-rhel9-operator Red Hat Logging Subsystem for Red Hat OpenShift openshift-logging/logging-loki-rhel9, openshift-logging/lokistack-gateway-rhel9, openshift-logging/elasticsearch-proxy-rhel9, openshift-logging/elasticsearch-rhel9-operator, openshift-logging/cluster-logging-rhel9-operator Red Hat Migration Toolkit for Containers rhmtc/openshift-migration-controller-rhel8 Red Hat Multiarch Tuning Operator multiarch-tuning/multiarch-tuning-rhel9-operator Red Hat Multicluster Engine for Kubernetes multicluster-engine/discovery-rhel9, multicluster-engine/assisted-installer-rhel8, multicluster-engine/assisted-installer-rhel9, multicluster-engine/assisted-service-8-rhel8, multicluster-engine/assisted-service-9-rhel9, multicluster-engine/image-based-install-rhel9, +9 more Red Hat Multicluster Global Hub multicluster-globalhub/multicluster-globalhub-agent-rhel9, multicluster-globalhub/multicluster-globalhub-grafana-rhel9, multicluster-globalhub/multicluster-globalhub-manager-rhel9, multicluster-globalhub/multicluster-globalhub-rhel9-operator Red Hat Network Observability Operator network-observability/network-observability-cli-rhel9, network-observability/network-observability-rhel9-operator, network-observability/network-observability-ebpf-agent-rhel9, network-observability/network-observability-flowlogs-pipeline-rhel9 Red Hat OpenShift API for Data Protection oadp/oadp-rhel9-operator, oadp/oadp-mustgather-rhel9, oadp/oadp-kubevirt-velero-plugin-rhel9, oadp/oadp-velero-restic-restore-helper-rhel9 Red Hat OpenShift Lightspeed openshift-lightspeed/lightspeed-rhel9-operator, openshift-lightspeed/lightspeed-operator-bundle, openshift-lightspeed/openshift-mcp-server-rhel9 Red Hat OpenShift Serverless openshift-serverless-1/kn-plugin-func-func-util-rhel9 Red Hat OpenShift Service Mesh 3 openshift-service-mesh/kiali-rhel9, openshift-service-mesh/istio-cni-rhel9, openshift-service-mesh/istio-pilot-rhel9, openshift-service-mesh/istio-proxyv2-rhel9, openshift-service-mesh/istio-rhel9-operator Red Hat Advanced Cluster Management for Kubernetes 2 rhacm2/subctl-rhel9, rhacm2/volsync-rhel9, rhacm2/acm-prometheus-rhel9, rhacm2/acm-must-gather-rhel9, rhacm2/multiclusterhub-rhel9, rhacm2/lighthouse-agent-rhel9, +15 more Red Hat Advanced Cluster Security 4 advanced-cluster-security/rhacs-main-rhel8, advanced-cluster-security/rhacs-roxctl-rhel8, advanced-cluster-security/rhacs-scanner-rhel8, advanced-cluster-security/rhacs-rhel8-operator, advanced-cluster-security/rhacs-scanner-v4-rhel8, advanced-cluster-security/rhacs-scanner-slim-rhel8 Red Hat Ansible Automation Platform 2 ansible-automation-platform-26/receptor-rhel9 Red Hat Developer Hub 1 rhdh/rhdh-rhel9-operator Red Hat Edge Manager 1 rhem/flightctl-api-rhel9, rhem/flightctl-worker-rhel9, rhem/flightctl-db-setup-rhel9, rhem/flightctl-periodic-rhel9, rhem/flightctl-pam-issuer-rhel9, rhem/flightctl-cli-artifacts-rhel9, +4 more Red Hat Enterprise Linux 8 golang, go-toolset, golang-bin, golang-src, golang-misc, golang-race, +1 more Red Hat Enterprise Linux 9 golang, go-toolset, golang-bin, golang-src, golang-misc, golang-race, +1 more Red Hat Enterprise Linux 10 golang Red Hat Lightspeed for Runtimes Operator rh-lightspeed-runtimes/runtimes-inventory-rhel9-operator Red Hat OpenShift AI (RHOAI) rhoai/odh-maas-api-rhel9, rhoai/odh-rhel8-operator, rhoai/odh-rhel9-operator, rhoai/odh-feast-operator-rhel9, rhoai/odh-kube-auth-proxy-rhel9, rhoai/odh-kueue-controller-rhel8, +21 more Red Hat OpenShift Cluster Manager CLI ocm-cli-clients/ocm-cli-rhel9 Red Hat OpenShift Container Platform 4 openshift4/ose-cli-rhel9, openshift4/ose-tests-rhel9, openshift4/ose-tools-rhel9, openshift4/ose-dpu-cni-rhel9, openshift4/ose-hyperkube-rhel9, openshift4/ose-installer-rhel9, +105 more Red Hat Openshift Data Foundation 4 odf4/cephcsi-rhel9, odf4/odf-cli-rhel9, odf4/mcg-rhel9-operator, odf4/ocs-rhel9-operator, odf4/odf-rhel9-operator, odf4/odr-rhel9-operator, +3 more Red Hat OpenShift Dev Spaces devspaces/udi-rhel9, devspaces/traefik-rhel9, devspaces/udi-base-rhel9, devspaces/udi-base-rhel10 Red Hat OpenShift Dev Workspaces Operator devworkspace/devworkspace-rhel9-operator, devworkspace/devworkspace-project-clone-rhel9 Red Hat OpenShift distributed tracing 3 rhosdt/tempo-rhel8, rhosdt/tempo-query-rhel8, rhosdt/tempo-gateway-rhel8, rhosdt/tempo-jaeger-query-rhel8, rhosdt/opentelemetry-rhel8-operator, rhosdt/opentelemetry-collector-rhel8, +1 more Red Hat OpenShift for Windows Containers openshift4-wincw/windows-machine-config-rhel9-operator, openshift4-wincw/windows-machine-config-operator-bundle Red Hat OpenShift GitOps openshift-gitops-1/dex-rhel8, openshift-gitops-1/argocd-rhel8, openshift-gitops-1/argocd-rhel9, openshift-gitops-1/gitops-rhel8, openshift-gitops-1/argocd-agent-rhel8, openshift-gitops-1/argo-rollouts-rhel8, +2 more Red Hat OpenStack Platform 16.2 rhosp-rhel8/osp-director-operator-bundle Red Hat OpenStack Platform 17.1 rhosp-rhel9/osp-director-agent, rhosp-rhel9/osp-director-operator, rhosp-rhel9/osp-director-operator-bundle Red Hat OpenStack Platform 18.0 rhoso-operators/ovn-rhel9-operator, rhoso-operators/nova-rhel9-operator, rhoso-operators/infra-rhel9-operator, rhoso-operators/mariadb-rhel9-operator, rhoso-operators/octavia-rhel9-operator, rhoso-operators/keystone-rhel9-operator, +3 more
    affected: workaround, no fix available “Fix deferred”

4 more affected, 6 more fixed, 3 more not affected in the full advisory

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
8 mo ago

Exploit prediction

0.54% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/golang/vulndb/issues/4441 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected packages

ecosystem package affected fixed in
go golang.org/x/net
<0.45.0
0.45.0

Affected products

  • golang.org/x/net golang.org/x/net/html

Classification

Weakness
  • CWE-835 Loop with Unreachable Exit Condition

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.