CVE•Published 2026-09-08•Modified 2026-09-08•0 articles on news•4 live references•NVD data
CVE-2026-86853
Vulnerability data via NVD (ingested)
CVSS v3.1
4.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
EPSS percentile
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Description
A malicious webpage could repeatedly trigger external URL schemes, causing system prompts or external application launches. This could make Firefox for iOS temporarily unusable until the page is closed. This vulnerability was fixed in Firefox for iOS 155.1.
Timeline
Published 2026-09-08
Modified 2026-09-08
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-86853Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-86853Censys host search filtered to this CVE id.
grep.app
CVE-2026-86853Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-86853GitHub code search for direct mentions.
Google dork
"CVE-2026-86853" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-86853 on GitHub.
We haven't classified any articles referencing CVE-2026-86853 yet. The external references above still apply.