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vuln-cve/data/2026/18xxx/CVE-2026-18311.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-18311",
"assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
"state": "PUBLISHED",
"assignerShortName": "certcc",
"dateReserved": "2026-07-29T17:36:03.706Z",
"datePublished": "2026-09-25T16:27:54.187Z",
"dateUpdated": "2026-09-25T16:58:34.254Z"
},
"containers": {
"cna": {
"title": "CVE-2026-18311",
"descriptions": [
{
"lang": "en",
"value": "Readwise Reader for Android contains a cross-site scripting vulnerability due to missing HTML sanitization in its processing of imported document metadata. Attacker-controlled fields such as the author meta tag are inserted into a WebView via innerHTML, enabling stored XSS that executes on synced devices when the malicious document is opened."
}
],
"source": {
"discovery": "UNKNOWN"
},
"affected": [
{
"vendor": "Readwise",
"product": "Reader",
"versions": [
{
"status": "affected",
"version": "8.7.2",
"lessThanOrEqual": "8.10.1",
"versionType": "custom"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"description": "CWE-79"
}
]
},
{
"descriptions": [
{
"lang": "en",
"description": "CWE-116"
}
]
}
],
"references": [
{
"url": "https://kb.cert.org/vuls/id/699627"
}
],
"x_generator": {
"engine": "VINCE 3.0.49",
"env": "prod",
"origin": "https://cveawg.mitre.org/api/cve/CVE-2026-18311"
},
"providerMetadata": {
"orgId": "37e5125f-f79b-445b-8fad-9564f167944b",
"shortName": "certcc",
"dateUpdated": "2026-09-25T16:27:54.187Z"
}
},
"adp": [
{
"problemTypes": [
{
"descriptions": [
{
"type": "CWE",
"cweId": "CWE-79",
"lang": "en",
"description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 6.1,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
}
},
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-09-25T16:58:10.634438Z",
"id": "CVE-2026-18311",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-09-25T16:58:34.254Z"
}
}
]
}
}