Code execution via double page deletion
Published Nov 21, 2022 · Updated Apr 15, 2025
Use-after-free in Foxit PDF Reader 12.0.1.12430 allows remote attackers to execute arbitrary code through a crafted PDF. A Calculate action can call deletePages twice while field-focus events remain active, freeing page-associated objects that the JavaScript engine then reuses. Execution requires a user to open the document, or to visit a malicious site when the browser plugin is enabled, and runs in the reader process context.
Summary
What happened
Use-after-free in Foxit PDF Reader 12.0.1.12430 allows remote attackers to execute arbitrary code through a crafted PDF. A Calculate action can call deletePages twice while field-focus events remain active, freeing page-associated objects that the JavaScript engine then reuses. Execution requires a user to open the document, or to visit a malicious site when the browser plugin is enabled, and runs in the reader process context.
The record
- CVE
- CVE-2022-32774
- Published
- Nov 21, 2022
- Updated
- Apr 15, 2025
- Vendor
- Foxit Software
- Product
- Foxit PDF Reader
- Classifications
- CWE-416, T1203
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Nov 21, 2022CVE publishedPublication date reported by the CVE source.
- Apr 15, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=12.0.1.12430
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Public exploit references
- Cisco Talos TALOS-2022-1600 proof of conceptproof of concept · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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