Vulnerability · NVD

CVE-2026-9078

CVE-2026-9078, medium severity (CVSS 5.4): 1 tracked app concerned, all fixed or indeterminable on their current version.

Severity (CVSS): 5.4
Exploitation: 0.3 %
Tracked apps: 1
Still exposed: 0

Published on 2026-05-25

Firefox for iOS displayed specially crafted right-to-left (RTL) and internationalized domain names (IDNs) incorrectly in link preview UI surfaces. A crafted RTL hostname could visually reorder portions of the displayed domain, causing attacker-controlled sites to appear as trusted origins. This vulnerability was fixed in Firefox for iOS 151.1.

Attack vector : Network No privileges required

Show raw CVSS vector

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

EPSS 0.26% exploit very unlikely percentile 15.5%

Tracked apps referencing this CVE

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

Firefox iOS org.mozilla.ios.Firefox

Affected <151.1 Fixed in 151.1 Latest tracked 156.1 patched

Observed affected builds (26)

151.0 150.3 150.2 150.1 150.0 149.3 149.2 149.1 149.0 148.3 148.2 148.1 148.0 147.5 147.4 147.3 147.2.1 147.2 147.1 147.0 146.1 146.0 145.3 145.2 145.1 145.0

Vulnerable CPE configurations (1)

Vendor	Product	Platform	Versions	CPE 2.3 URI
mozilla	firefox iOS	iOS	<151.1	cpe:2.3:a:mozilla:firefox::::::iphone_os::*

View on NVD ↗ Advisory · www.mozilla.org

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