CVE-2018-5114

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CVSS 3.0

5.3 medium

EPSS

2%p74

Published

Jun 11, 2018 (Jun 11, 2018)

Modified

Jun 17, 2026

Description

If an existing cookie is changed to be "HttpOnly" while a document is open, the original value remains accessible through script until that document is closed. Network requests correctly use the changed HttpOnly cookie. This vulnerability affects Firefox < 58.

Vendors: mozilla canonical
Products: firefox, ubuntu linux
Weakness: CWE-200
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.6%)

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