CVE-2026-41413 (GCVE-0-2026-41413)
Vulnerability from cvelistv5
Published
2026-05-07 04:18
Modified
2026-05-07 12:59
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-918 - Server-Side Request Forgery (SSRF)
Summary
Istio is an open platform to connect, manage, and secure microservices. Prior to versions 1.28.6 and 1.29.2, when a RequestAuthentication resource is created with a jwksUri pointing to an internal service, istiod makes an unauthenticated HTTP GET request to that URL without filtering out localhost or link local ips. This can result in sensitive data being distributed to Envoy proxies via xDS configuration. This issue has been patched in versions 1.28.6 and 1.29.2.
References
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|---|---|---|---|---|---|---|---|---|---|---|---|
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Impacted products
{
"containers": {
"adp": [
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"metrics": [
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"content": {
"id": "CVE-2026-41413",
"options": [
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"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-05-07T12:59:26.326375Z",
"version": "2.0.3"
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"providerMetadata": {
"dateUpdated": "2026-05-07T12:59:35.159Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"cna": {
"affected": [
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"vendor": "istio",
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}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N",
"version": "3.1"
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"descriptions": [
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"providerMetadata": {
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"references": [
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"name": "https://github.com/istio/istio/security/advisories/GHSA-fgw5-hp8f-xfhc",
"tags": [
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"url": "https://github.com/istio/istio/security/advisories/GHSA-fgw5-hp8f-xfhc"
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{
"name": "https://github.com/istio/istio/releases/tag/1.28.6",
"tags": [
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"source": {
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"discovery": "UNKNOWN"
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"title": "Istio Vulnerable to SSRF via RequestAuthentication jwksUri"
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"datePublished": "2026-05-07T04:18:32.040Z",
"dateReserved": "2026-04-20T15:32:33.812Z",
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"state": "PUBLISHED"
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"dataType": "CVE_RECORD",
"dataVersion": "5.2"
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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