CVE-2026-53900
4.3
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Exploitability: 2.8 / Impact: 1.4
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
Description
Firefox for iOS preserved cookies set on the initial PDF request across cross-origin HTTP redirects in TemporaryDocument, allowing a malicious site to inject arbitrary cookies into requests to an unrelated target domain. This vulnerability was fixed in Firefox for iOS 152.0.
Affected (1)
Products: Mozilla: Firefox Mobile
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| Before 152.0 |
Related CWEs
CWE-345
Insufficient Verification of Data Authenticity
The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.
CWE-384
Session Fixation
Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.
References (2)
Source: security@mozilla.org
Permissions Required
Timeline
No history available yet.