#VU106911 Cross-site scripting in Apple iOS and iPadOS - CVE-2025-30434

Vulnerability identifier: #VU106911

Vulnerability risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-30434

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apple iOS
Operating systems & Components / Operating system
iPadOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data when handling files in Journal. A remote attacker can trick the victim to open a specially crafted file and execute arbitrary HTML and JavaScript code.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apple iOS: 18.0 22A3354 - 18.3.2 22D8082

iPadOS: 18.0 22A3354 - 18.3.2 22D82

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External links
https://support.apple.com/en-us/122371

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.