185 lines
7.4 KiB
JSON
185 lines
7.4 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-2026-6689",
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"assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
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"state": "PUBLISHED",
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"assignerShortName": "Mattermost",
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"dateReserved": "2026-04-20T15:19:13.503Z",
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"datePublished": "2026-06-12T15:51:30.871Z",
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"dateUpdated": "2026-06-12T17:18:52.426Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"defaultStatus": "unaffected",
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"product": "Mattermost",
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"vendor": "Mattermost",
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"versions": [
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{
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"lessThanOrEqual": "11.6.1",
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"status": "affected",
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"version": "11.6.0",
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"versionType": "semver"
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},
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{
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"lessThanOrEqual": "11.5.4",
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"status": "affected",
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"version": "11.5.0",
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"versionType": "semver"
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},
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{
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"lessThanOrEqual": "10.11.15",
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"status": "affected",
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"version": "10.11.0",
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"versionType": "semver"
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},
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{
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"lessThanOrEqual": "10.11.16",
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"status": "affected",
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"version": "10.11.0",
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"versionType": "semver"
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},
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{
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"version": "11.7.0",
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"status": "unaffected"
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},
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{
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"version": "11.6.2",
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"status": "unaffected"
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},
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{
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"version": "11.5.5",
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"status": "unaffected"
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},
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{
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"version": "10.11.16",
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"status": "unaffected"
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},
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{
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"version": "10.11.17",
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"status": "unaffected"
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}
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]
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}
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],
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"credits": [
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{
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"lang": "en",
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"type": "finder",
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"value": "0x7oda7123"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "Mattermost versions 11.6.x <= 11.6.1, 11.5.x <= 11.5.4, 10.11.x <= 10.11.15, 10.11.x <= 10.11.16 Fail to enforce PermissionInviteUser when setting AllowOpenInvite or AllowedDomains during team creation (the check was only applied on update/patch), which allows an authenticated user holding PermissionCreateTeam but not PermissionInviteUser on the resulting team to configure invite-controlled team settings (make the team publicly joinable via open invite and/or constrain membership via allowed domains) that they are not permitted to set on an existing team via POST /api/v4/teams with allow_open_invite: true and/or a non-empty allowed_domains in the request body.. Mattermost Advisory ID: MMSA-2026-00655"
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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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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "LOW",
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"availabilityImpact": "NONE",
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
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"baseSeverity": "MEDIUM",
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"baseScore": 4.3
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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]
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}
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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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"lang": "en",
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"type": "CWE",
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"description": "CWE-862: Missing Authorization",
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"cweId": "CWE-862"
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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://mattermost.com/security-updates",
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"name": "MMSA-2026-00655",
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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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"solutions": [
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{
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"value": "Update Mattermost to versions 11.7.0, 11.6.2, 11.5.5, 10.11.16, 10.11.17 or higher.",
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"lang": "en"
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}
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],
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"source": {
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"advisory": "MMSA-2026-00655",
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"defect": [
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"https://mattermost.atlassian.net/browse/MM-68381"
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],
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"discovery": "EXTERNAL"
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},
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"title": "*Missing* {{invite_user}} *permission check on team creation allows unprivileged users to set open-invite and allowed-domains team settings*",
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"providerMetadata": {
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"orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
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"shortName": "Mattermost",
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"dateUpdated": "2026-06-12T15:51:30.871Z"
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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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"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": "2026-06-12T17:18:46.355666Z",
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"id": "CVE-2026-6689",
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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": "2026-06-12T17:18:52.426Z"
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}
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}
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]
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}
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} |