A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor/Reader’s handling of wide strings in embedded PDF JavaScript. Insufficient validation of string-deletion ranges can cause an integer underflow, resulting in an out-of-bounds read and application crash.
Metrics
Affected Vendors & Products
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Advisories
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Fixes
Solution
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Workaround
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References
| Link | Providers |
|---|---|
| https://www.foxit.com/support/security-bulletins.html |
|
History
Wed, 23 Sep 2026 11:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor/Reader’s handling of wide strings in embedded PDF JavaScript. Insufficient validation of string-deletion ranges can cause an integer underflow, resulting in an out-of-bounds read and application crash. | |
| Title | Foxit PDF Editor/Reader AcroForm Out-of-Bounds Read Remote Code Execution Vulnerability | |
| Weaknesses | CWE-125 | |
| References |
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| Metrics |
cvssV3_1
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Projects
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MITRE
Status: PUBLISHED
Assigner: Foxit
Published:
Updated: 2026-09-23T07:49:15.176Z
Reserved: 2026-09-15T07:34:45.816Z
Link: CVE-2026-91817
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-09-23T08:17:14.010
Modified: 2026-09-23T08:17:14.010
Link: CVE-2026-91817
Redhat
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OpenCVE Enrichment
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Weaknesses