CVE-2026-57247: pdf editor Use-After-Free — Fix

Description

The application re-enters the document structure via field processing and deletes the current page, and then continues using the field objects obtained before deletion, triggering an illegal read and crashing.

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CVSS v3.1 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0012

Probability of exploitation

0.02%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-416 Use After Free

Affected Products

Vendor	Product	Versions
foxit	pdf_editor	< 13.2.4.24048
foxit	pdf_editor	14.0.0.33046 — 14.0.4.33508
foxit	pdf_editor	2023.1.0.15510 — 2023.3.0.23028
foxit	pdf_editor	2024.1.0.23997 — 2024.4.1.27687
foxit	pdf_editor	2025.1.0.27937 — 2025.3.0.35737
foxit	pdf_editor	2026.1.0.36452 — 2026.1.1.36485
foxit	pdf_reader	< 2026.1.1.36485
microsoft	windows	All
foxit	pdf_editor	< 13.2.4.24048
foxit	pdf_editor	14.0.0.68868 — 14.0.3.69295
foxit	pdf_editor	2023.1.0.55583 — 2023.3.0.63083
foxit	pdf_editor	2024.1.0.63682 — 2024.4.1.66479
foxit	pdf_editor	2025.1.0.66692 — 2025.3.0.69570
foxit	pdf_editor	2026.1.0.70169 — 2026.1.1.70276
foxit	pdf_reader	< 2026.1.1.70276
apple	macos	All

References

Advisories & Patches

https://www.foxit.com/support/security-bulletins.html

Frequently Asked Questions

What is CVE-2026-57247? +

The application re-enters the document structure via field processing and deletes the current page, and then continues using the field objects obtained before deletion, triggering an illegal read and crashing. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2026-57247? +

CVE-2026-57247 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0012, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-57247? +

CVE-2026-57247 affects products from apple, foxit, microsoft, specifically: macos, pdf_editor, pdf_reader, windows. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-57247? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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