CVE-2018-18928

International Components for Unicode (ICU) for C/C++ 63.1 has an integer overflow in number::impl::DecimalQuantity::toScientificString() in i18n/number_decimalquantity.cpp.

CVSS 3.0

9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

2.9% chance of exploitation in the next 30 days; higher than 86% of CVEs (scores of 2026-10-25)

CWE

CWE-190

Published

2018-11-04

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

Affected

• icu-project:international_components_for_unicode

References

• https://bugs.chromium.org/p/chromium/issues/detail?id=900059
• https://github.com/unicode-org/icu/commit/53d8c8f3d181d87a6aa925b449b51c4a2c922a51
• https://unicode-org.atlassian.net/browse/ICU-20246
• https://bugs.chromium.org/p/chromium/issues/detail?id=900059
• https://github.com/unicode-org/icu/commit/53d8c8f3d181d87a6aa925b449b51c4a2c922a51

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