CVE-2022-28675 Use after free in PDF Reader

What is CVE-2022-28675?

CVE-2022-28675 is a high-severity use after free vulnerability in Foxit Pdf Editor, published on 18 Jul 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader 11.2.1.53537. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-16642.

Weakness: CWE-416

Which versions are affected by CVE-2022-28675?

It affects 2 products.

Products include Foxit Pdf Editor, Foxit Pdf Reader.

How do I fix CVE-2022-28675?

No fix has been published for CVE-2022-28675 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2022-28675 being exploited?

There is no known exploitation of CVE-2022-28675 in the wild and no public exploit code.

Other vulnerabilities in Foxit Pdf Editor

• CVE-2022-28104 File upload in n/a Critical 9.8
• CVE-2022-24954 Memory corruption in n/a Critical 9.8
• CVE-2022-24955 Other in n/a Critical 9.8
• CVE-2026-91798 Foxit PDF Editor/Reader Updater Privilege Escalation High 8.8
• CVE-2026-91800 Foxit PDF Editor installer local privilege escalation High 8.8

All Foxit Pdf Editor vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-f668-h6fp-4x3h.