CVE•Published 2018-11-04•Modified 2026-10-14•1 article on news•6 live references•NVD data
CVE-2018-18928Icu-project · International_components_for_unicode
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
86
Exploit Prediction Scoring System · top 14% of all CVEs
Weaknesses (CWE)
Description
International Components for Unicode (ICU) for C/C++ 63.1 has an integer overflow in number::impl::DecimalQuantity::toScientificString() in i18n/number_decimalquantity.cpp.
Timeline
Published 2018-11-04
Modified 2026-10-14
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).
Shodan · vuln tag0 hosts
vuln:CVE-2018-18928Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product + version
product:"Icu-project International Components For Unicode" version:"63.1"Version-pinned fingerprint from NVD's first vulnerable CPE.
Shodan · banner/body mention
http.html:"International Components For Unicode"HTTP body or banner mentions "International Components For Unicode" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2018-18928Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2018-18928Censys host search filtered to this CVE id.
grep.app
CVE-2018-18928Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2018-18928GitHub code search for direct mentions.
Google dork
"CVE-2018-18928" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.