Medium
Security advisory
A rogue webpage could override the injected WKUserScript used by the download feature, this exploit could result in the user downloading an unintended file. This vulnerability affects Firefox for iOS < 28.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-15662
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 06:16 UTC · Revision 1
Source evidence
A rogue webpage could override the injected WKUserScript used by the download feature, this exploit could result in the user downloading an unintended file. This vulnerability affects Firefox for iOS < 28.
osv:CVE-2020-15662
Complete source record
{
"id": "501b10e9e93addafe508ef0595bab4ec17959a94634af53c123643ef9c13afd7",
"url": "https://osv.dev/vulnerability/CVE-2020-15662",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-15662",
"summary": "A rogue webpage could override the injected WKUserScript used by the download feature, this exploit could result in the user downloading an unintended file. This vulnerability affects Firefox for iOS < 28.",
"evidence": "osv:CVE-2020-15662",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2020-15662",
"aliases": [
"CVE-2020-15662"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/mozilla-mobile/firefox-ios",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "90ac99ad110dd8bf35b10f1be67345d634ba4ccf"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:mozilla:firefox_mobile:*:*:*:*:*:iphone_os:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "28.0"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"20.1",
"AuroraV15",
"AuroraV14",
"AuroraV13",
"AuroraV11",
"AuroraV10",
"AuroraV8",
"AuroraV7",
"AuroraV6",
"AuroraV2",
"AuroraV1",
"AuroraV3"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-15662.json"
}
}
],
"modified": "2026-10-24T10:30:37.524845723Z",
"provider": "osv",
"references": [
"https://www.mozilla.org/security/advisories/mfsa2020-34/",
"https://bugzilla.mozilla.org/show_bug.cgi?id=1653827"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2020-15662",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 434241,
"published_at": "2020-08-10T18:15:12.827+00:00"
}