CVE-2023-25728

MEDIUM

Firefox < 110.0 and Firefox ESR < 102.8 - Information Disclosure via CSP Report-Only Header

Title source: llm
STIX 2.1

Description

The <code>Content-Security-Policy-Report-Only</code> header could allow an attacker to leak a child iframe's unredacted URI when interaction with that iframe triggers a redirect. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

References (4)

Core 4

Scores

CVSS v3 6.5
EPSS 0.0019
EPSS Percentile 40.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-203
Status published
Products (3)
mozilla/firefox < 110.0
mozilla/firefox_esr < 102.8
mozilla/thunderbird < 102.8
Published Jun 02, 2023
Tracked Since Feb 18, 2026