115 lines
4.3 KiB
JSON
115 lines
4.3 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-21726",
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"assignerOrgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da",
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"state": "PUBLISHED",
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"assignerShortName": "GRAFANA",
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"dateReserved": "2026-01-05T09:26:06.215Z",
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"datePublished": "2026-04-15T19:24:31.268Z",
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"dateUpdated": "2026-08-27T17:22:30.899Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da",
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"shortName": "GRAFANA",
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"dateUpdated": "2026-08-27T17:22:30.899Z"
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},
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"datePublic": "2026-04-15T19:20:00.780Z",
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"title": "Loki Path Traversal - CVE-2021-36156 Bypass",
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"descriptions": [
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{
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"lang": "en",
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"value": "The CVE-2021-36156 fix validates the namespace parameter for path traversal sequences after a single URL decode, by double encoding, an attacker can read files at the Ruler API endpoint /loki/api/v1/rules/{namespace}\n\nThanks to Prasanth Sundararajan for reporting this vulnerability."
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}
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],
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"affected": [
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{
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"vendor": "Grafana",
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"product": "Loki",
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"defaultStatus": "unaffected",
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"versions": [
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{
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"version": "2.3.0",
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"status": "affected",
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"versionType": "semver",
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"lessThan": "3.5.9"
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}
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]
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}
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],
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"references": [
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{
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"url": "https://grafana.com/security/security-advisories/cve-2026-21726",
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"tags": [
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"vendor-advisory"
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]
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"version": "3.1",
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"baseScore": 5.3,
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"baseSeverity": "MEDIUM",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
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}
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}
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],
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"source": {
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"discovery": "BUG_BOUNTY"
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},
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"x_generator": {
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"engine": "cvelib 1.8.0"
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}
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},
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"adp": [
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{
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"problemTypes": [
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{
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"descriptions": [
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{
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"type": "CWE",
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"cweId": "CWE-22",
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"lang": "en",
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"description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')"
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}
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]
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}
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],
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-04-15T20:01:24.769436Z",
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"id": "CVE-2026-21726",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-04-20T18:58:17.749Z"
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}
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}
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]
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}
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} |