Vulnerability · NVD

CVE-2020-15654

CVE-2020-15654, medium severity (CVSS 6.5): 2 tracked apps concerned, all fixed or indeterminable on their current version.

Severity (CVSS): 6.5
Exploitation: 1.4 %
Tracked apps: 2
Still exposed: 0

Published on 2020-08-10

When in an endless loop, a website specifying a custom cursor using CSS could make it look like the user is interacting with the user interface, when they are not. This could lead to a perceived broken state, especially when interactions with existing browser dialogs and warnings do not work. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.

Attack vector : Network No privileges required

Show raw CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

EPSS 1.42% above median percentile 71.9%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Mozilla Firefox Windows winget:Mozilla.Firefox

Affected <79.0 Fixed in 79.0 Latest tracked 157.0 patched
Mozilla Thunderbird Windows winget:Mozilla.Thunderbird

Affected <78.1 Fixed in 78.1 Latest tracked 157.0 patched

Observed affected builds (5)

78.0.1 78.0 68.10.0 68.9.0 68.8.0

Vulnerable CPE configurations (2)

Vendor	Product	Platform	Versions	CPE 2.3 URI
mozilla	firefox All platforms (wildcard)	All platforms (wildcard)	<79.0	cpe:2.3:a:mozilla:firefox::::::::
mozilla	thunderbird All platforms (wildcard)	All platforms (wildcard)	<78.1	cpe:2.3:a:mozilla:thunderbird::::::::

View on NVD ↗ Advisory · bugzilla.mozilla.org Advisory · www.mozilla.org

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