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CVE-2023-5732 An attacker could have created a malicious link using bidirectional characters to spoof the location in the address…

Description

An attacker could have created a malicious link using bidirectional characters to spoof the location in the address bar when visited. This vulnerability affects Firefox < 117, Firefox ESR < 115.4, and Thunderbird < 115.4.1.

Affected products and versions

Product Affected versions Fixed in
Firefox 117 earliest → < 117 117
Firefox ESR 115.4 earliest → < 115.4 115.4
Thunderbird 115.4 earliest → < 115.4.1 115.4.1

Other CVEs of Firefox

The 2221 CVEs of Firefox →
CVE-2026-120572 Incorrect boundary conditions in the Layout: Block and Inline component 8.8 High CVE-2026-118027 Frame poisoning in the Layout component 9.1 Critical CVE-2026-118024 Use-after-free in the Graphics: Text component 8.8 High CVE-2026-118025 Other issue in the SVG component 8.8 High
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