CVE-2023-5723

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CVSS 3.1

5.3 medium

EPSS

<1%p51

Published

Oct 25, 2023 (Oct 25, 2023)

Modified

Jun 17, 2026

Description

An attacker with temporary script access to a site could have set a cookie containing invalid characters using `document.cookie` that could have led to unknown errors. This vulnerability affects Firefox < 119.

Vendors: mozilla
Products: firefox
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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