CVE-2018-18499

MEDIUM

Firefox < 62.0 and Firefox ESR < 60.2 - Same-Origin Policy Violation via Meta Refresh and performance.getEntries()

Title source: llm
STIX 2.1

Description

A same-origin policy violation allowing the theft of cross-origin URL entries when using a meta http-equiv="refresh" on a page to cause a redirection to another site using performance.getEntries(). This is a same-origin policy violation and could allow for data theft. This vulnerability affects Firefox < 62, Firefox ESR < 60.2, and Thunderbird < 60.2.1.

References (4)

Core 4
Core References
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-20/
Issue Tracking, Permissions Required, Vendor Advisory x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1468523
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-21/
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-25/

Scores

CVSS v3 6.5
EPSS 0.0012
EPSS Percentile 30.3%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Details

CWE
CWE-346
Status published
Products (3)
mozilla/firefox < 62.0
mozilla/firefox_esr < 60.2
mozilla/thunderbird < 60.2.1
Published Feb 28, 2019
Tracked Since Feb 18, 2026