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vuln-cve/data/2026/16xxx/CVE-2026-16743.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-16743",
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"state": "PUBLISHED",
"assignerShortName": "redhat",
"dateReserved": "2026-07-23T10:03:08.205Z",
"datePublished": "2026-07-24T12:56:34.520Z",
"dateUpdated": "2026-08-27T07:31:52.138Z"
},
"containers": {
"cna": {
"title": "Accountsservice: accountsservice: arbitrary file read via seticonfile for systemd-homed users",
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"content": {
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"type": "Red Hat severity rating"
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{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
},
"format": "CVSS"
}
],
"descriptions": [
{
"lang": "en",
"value": "A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user-supplied filename as root without the validation and privilege drop performed by the classic handler. A local attacker with a systemd-homed-managed account can read arbitrary files accessible to the accounts-daemon process."
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"affected": [
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"product": "Red Hat Enterprise Linux 10",
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"packageName": "accountsservice",
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],
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{
"url": "https://access.redhat.com/security/cve/CVE-2026-16743",
"tags": [
"vdb-entry",
"x_refsource_REDHAT"
]
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2506381",
"name": "RHBZ#2506381",
"tags": [
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},
{
"url": "https://gitlab.freedesktop.org/accountsservice/accountsservice/-/work_items/138"
}
],
"datePublic": "2026-07-23T00:00:00.000Z",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-269",
"description": "Improper Privilege Management",
"lang": "en",
"type": "CWE"
}
]
}
],
"x_redhatCweChain": "CWE-269: Improper Privilege Management",
"workarounds": [
{
"lang": "en",
"value": "Avoid using systemd-homed-managed accounts on systems running a vulnerable accountsservice build."
}
],
"timeline": [
{
"lang": "en",
"time": "2026-07-23T09:56:20.842Z",
"value": "Reported to Red Hat."
},
{
"lang": "en",
"time": "2026-07-23T00:00:00.000Z",
"value": "Made public."
}
],
"credits": [
{
"lang": "en",
"value": "Red Hat would like to thank Thurein Oo for reporting this issue."
}
],
"providerMetadata": {
"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"shortName": "redhat",
"dateUpdated": "2026-08-27T07:31:52.138Z"
},
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},
"adp": [
{
"references": [
{
"url": "https://gitlab.freedesktop.org/accountsservice/accountsservice/-/work_items/138",
"tags": [
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}
],
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-07-24T13:37:16.749973Z",
"id": "CVE-2026-16743",
"options": [
{
"Exploitation": "poc"
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{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
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"dateUpdated": "2026-07-24T13:37:31.717Z"
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}